trigram

This is a table of type trigram and their frequencies. Use it to search & browse the list to learn more about your study carrel.

trigram	frequency
respiratory syncytial virus	3267
lower respiratory tract	1537
severe acute respiratory	1515
respiratory tract infections	1314
acute respiratory syndrome	1311
in patients with	1185
respiratory syndrome coronavirus	1029
as well as	958
middle east respiratory	927
east respiratory syndrome	926
respiratory tract infection	862
the presence of	823
of respiratory viruses	778
the development of	770
the use of	766
upper respiratory tract	763
in children with	704
respiratory distress syndrome	639
the most common	632
years of age	613
syncytial virus infection	605
respiratory viruses in	560
of respiratory syncytial	552
the respiratory tract	544
in this study	526
the role of	522
acute respiratory distress	517
with acute respiratory	516
a and b	497
respiratory viral infections	494
of severe acute	491
of patients with	484
and respiratory syndrome	477
is associated with	471
reproductive and respiratory	469
porcine reproductive and	467
polymerase chain reaction	465
one of the	451
the treatment of	446
acute respiratory infections	446
of acute respiratory	445
of the respiratory	437
the number of	435
respiratory syndrome virus	421
respiratory infections in	412
intensive care unit	408
tract infections in	400
the risk of	399
detection of respiratory	393
the detection of	388
the incidence of	387
in young children	386
according to the	376
the united states	374
virus infection in	372
acute respiratory tract	351
in the united	345
the severity of	334
patients with severe	332
based on the	332
in addition to	326
infections in children	324
due to the	323
other respiratory viruses	323
respiratory tract disease	318
of the patients	313
viral infections in	313
the majority of	313
in order to	308
a systematic review	302
a total of	301
was associated with	301
of the disease	300
in the lung	300
associated with a	300
acute respiratory infection	299
with severe acute	298
of the virus	292
respiratory virus infections	292
been shown to	289
it has been	288
the prevalence of	286
the pathogenesis of	283
of middle east	282
influenza a virus	282
obstructive pulmonary disease	281
in the lungs	281
of human metapneumovirus	281
chronic obstructive pulmonary	280
in our study	280
in the first	279
risk factors for	279
the absence of	279
the effect of	268
morbidity and mortality	265
acute lower respiratory	261
acute respiratory illness	260
associated with the	259
was detected in	259
the lower respiratory	258
in the respiratory	258
the management of	257
patients with acute	254
the diagnosis of	254
for detection of	253
with respiratory syncytial	251
there was no	250
because of the	249
has been shown	247
of the study	247
syncytial virus in	246
viral respiratory infections	246
children with acute	244
there is no	241
acute respiratory failure	241
in infants and	240
the upper respiratory	239
and respiratory syncytial	237
of respiratory tract	237
of this study	233
there is a	233
acute lung injury	233
a number of	232
in hospitalized children	230
are associated with	230
the time of	229
world health organization	229
a variety of	229
at least one	228
children and adults	227
of children with	226
been associated with	226
of a novel	225
virus infections in	225
in infants with	225
associated with severe	225
infants and children	224
has been reported	223
for the treatment	222
in the treatment	221
of the lung	218
to determine the	218
in response to	218
an increase in	217
of respiratory viral	217
the effects of	216
the impact of	216
of influenza a	216
has not been	215
in hong kong	215
in the study	215
and lower respiratory	215
influenza a and	214
the common cold	213
be associated with	212
of respiratory infections	212
the present study	211
role in the	211
at the time	210
systematic review and	209
this study was	209
infection in children	209
have been reported	208
is the most	208
to be a	207
for the detection	205
the results of	205
human respiratory syncytial	204
found to be	203
of respiratory virus	203
the onset of	202
upper and lower	202
infection in the	201
admitted to the	200
related to the	199
a novel coronavirus	197
during the first	196
with respiratory tract	195
was the most	194
and young children	194
times a day	193
tract infection in	192
children with respiratory	192
most of the	190
part of the	188
in children and	188
as a result	186
infants and young	186
human bocavirus in	185
of lower respiratory	185
syncytial virus and	185
respiratory viruses and	185
associated with respiratory	184
respiratory viral infection	184
respiratory disease in	184
analysis of the	184
were detected in	184
in the absence	183
infections in the	183
the importance of	183
more likely to	182
the course of	182
of viral respiratory	182
lung transplant recipients	182
with lower respiratory	180
review and meta	180
from patients with	179
critically ill patients	179
of respiratory pathogens	176
the duration of	175
to evaluate the	175
on the other	175
and in the	174
a result of	174
human metapneumovirus infection	173
increased risk of	172
was defined as	172
clinical characteristics of	172
in immunocompromised patients	171
of human bocavirus	171
the other hand	169
hematopoietic stem cell	169
has also been	169
the need for	168
in the same	168
study was to	167
it is not	167
in saudi arabia	167
respiratory infection in	166
the production of	166
have shown that	165
disease severity in	165
months of age	164
of the most	164
was used to	164
year of life	163
the fact that	163
the end of	162
of porcine reproductive	162
detection of human	162
the lack of	161
such as the	161
the age of	161
there was a	160
depending on the	159
shown to be	159
the efficacy of	159
the study was	157
cell transplant recipients	157
and other respiratory	155
risk factor for	154
in terms of	154
in the community	154
the frequency of	153
the most frequent	153
in the present	152
understanding of the	152
were associated with	152
the epidemiology of	151
of rsv infection	151
likely to be	151
in acute respiratory	151
contribute to the	150
patients with respiratory	150
viral respiratory tract	150
are the most	150
included in the	149
respiratory tract illness	148
changes in the	148
appears to be	147
first year of	147
acquired pneumonia in	146
to assess the	146
need to be	146
the first year	146
should be considered	145
the immune system	145
have also been	145
human metapneumovirus and	144
in the upper	144
and treatment of	144
is characterized by	144
found in the	144
to be the	144
viral and bacterial	143
in children under	143
and severity of	143
can be used	142
in the elderly	142
in the presence	142
the identification of	142
be used to	142
h n influenza	142
been reported in	142
human metapneumovirus in	141
cd t cells	141
patients with covid	141
the respiratory system	141
respiratory illness in	141
for respiratory syncytial	140
respiratory syndrome in	140
in the development	140
immune response to	139
diagnosis of respiratory	139
children hospitalized with	139
differences in the	138
the aim of	138
syncytial virus bronchiolitis	138
in contrast to	137
in critically ill	137
of upper respiratory	137
have not been	136
of viral infections	136
en pacientes con	136
the study period	136
is an important	136
in the early	135
the most important	135
to respiratory syncytial	134
control and prevention	134
of the lungs	134
the immune response	134
in the pathogenesis	133
a history of	133
the cause of	133
children younger than	132
the middle east	132
length of stay	131
infections in hospitalized	131
compared to the	131
a role in	130
identification of a	130
in adults with	130
the prevention of	130
the control group	129
approved by the	129
with and without	129
stem cell transplantation	129
detected in the	129
for disease control	128
the level of	128
there were no	128
central nervous system	127
well as the	127
some of the	127
of the viral	127
the relationship between	126
were positive for	126
was observed in	126
stem cell transplant	126
review of the	126
health care workers	126
an important role	126
similar to those	125
the occurrence of	125
a h n	125
for the diagnosis	125
the lungs of	125
syndrome coronavirus infection	124
can also be	124
a prospective study	124
lower respiratory infections	124
syncytial virus infections	124
influenza virus infection	124
for patients with	123
patients with a	123
associated with increased	123
the proportion of	123
to reduce the	122
and clinical characteristics	122
up to of	122
the rate of	122
for at least	122
was found in	122
the most frequently	122
and disease severity	122
the type of	122
the degree of	122
may lead to	122
may not be	121
involved in the	121
evaluation of the	121
the spread of	121
increase in the	121
in lung transplant	121
respiratory virus infection	120
observed in the	120
disease control and	120
are needed to	120
with respect to	119
more than one	119
viral infection in	119
for respiratory viruses	119
considered to be	118
to the development	118
the intensive care	118
airway epithelial cells	117
of asthma in	117
is one of	117
for treatment of	117
of the sars	117
responsible for the	117
an outbreak of	116
for acute respiratory	116
the expression of	116
be due to	116
common cause of	116
present in the	116
a study of	116
may also be	116
in the case	115
in accordance with	115
the burden of	115
it is important	114
exacerbations of asthma	114
the case of	114
children with severe	114
signs and symptoms	114
in the lower	114
less than years	114
the etiology of	113
a combination of	113
pacientes con covid	113
viruses in children	113
guidelines for the	113
comparison of the	113
patients infected with	113
have been identified	113
acute otitis media	113
with or without	113
development of asthma	113
children under years	113
development of a	112
important role in	112
studies have shown	112
may be a	112
the association between	112
the basis of	112
infants with bronchiolitis	112
common respiratory viruses	111
respiratory pathogens in	111
were found to	111
is important to	111
was found to	111
seems to be	110
in some cases	110
of influenza virus	110
during the study	110
in relation to	110
severity of the	109
in children in	109
there are no	109
in of the	109
patients in the	109
viral etiology of	108
in developing countries	108
were the most	108
young children with	108
is a common	108
for the prevention	108
respiratory virus detection	107
of human respiratory	107
metapneumovirus infection in	107
are responsible for	107
a review of	107
of the children	107
for the management	107
used in the	107
congenital heart disease	106
younger than years	106
the world health	106
have been shown	106
hematopoietic cell transplant	106
one or more	106
the context of	106
in a study	105
of the cases	105
pneumonia in children	105
in pediatric patients	105
of the immune	104
play a role	104
for diagnosis of	104
severe respiratory syncytial	104
viruses in the	104
on the basis	104
in the context	104
of respiratory disease	104
of mechanical ventilation	104
we did not	104
than years of	103
intensive care units	103
could not be	103
leading cause of	103
rsv infection in	103
in cases of	103
detection of viral	103
infection in a	103
study of the	103
patients admitted to	103
infection of the	102
of these patients	102
were found in	102
have been described	102
appear to be	102
chronic lung disease	101
in children hospitalized	101
has been used	101
in which the	101
and mortality in	101
shortness of breath	101
a decrease in	100
the ability to	100
was approved by	100
it is possible	100
viruses and bacteria	100
similar to that	100
the patients with	100
respiratory tract and	100
has been associated	100
of the upper	100
of respiratory infection	100
associated with acute	100
respiratory tract samples	100
respiratory tract of	99
hospitalized patients with	99
in these patients	99
severe lower respiratory	99
were collected from	99
the emergency department	99
use of a	99
in older adults	99
in vitro and	99
the release of	99
in combination with	99
of the following	99
the severe acute	99
tested positive for	99
been detected in	98
the most commonly	98
children with bronchiolitis	98
e times a	98
of the common	98
of cases of	98
the induction of	98
of a new	98
acute respiratory disease	98
innate immune response	98
severity of illness	98
viruses were detected	98
onset of symptoms	98
the administration of	97
in the control	97
that can be	97
of the lower	96
centers for disease	96
pediatric intensive care	96
cells in the	96
between the two	95
were used to	95
is based on	95
end of the	95
thought to be	95
at the same	95
twice a day	95
to investigate the	95
all of the	95
of respiratory illness	95
influenza a h	94
wide range of	94
of chronic obstructive	94
hospitalized children with	94
and can be	94
a cause of	94
parainfluenza virus type	94
as part of	94
in children aged	94
the same time	94
in the nasal	93
nucleic acid amplification	93
diffuse alveolar damage	93
of these viruses	93
with respiratory disease	93
members of the	93
a recent study	93
and management of	93
viral load in	93
and it is	93
in the airways	93
have been used	92
shown in table	92
of the clinical	92
prevalence of respiratory	92
in case of	92
the acute respiratory	92
is difficult to	92
patients with chronic	92
associated with an	92
human parainfluenza virus	92
showed that the	92
admitted to hospital	91
the association of	91
have been associated	91
not associated with	91
has been described	91
at the end	91
virus in the	91
randomized controlled trial	91
with other respiratory	90
samples were collected	90
difference in the	90
to have a	90
were included in	90
a reduction in	90
patients with sars	90
before and after	90
caused by the	90
syncytial virus disease	90
to be associated	90
cause of severe	90
children hospitalized for	90
the sars coronavirus	90
of the nasal	90
of human coronavirus	90
in association with	89
with a high	89
under years of	89
respiratory infections and	89
referred to as	89
than in the	89
can lead to	89
aim of this	89
el uso de	89
an increased risk	88
bone marrow transplant	88
year of age	88
high prevalence of	88
coronavirus infection in	88
the emergence of	87
of acute lower	87
due to a	87
epidemiology of respiratory	87
a patient with	87
respiratory viruses were	87
were observed in	87
years of life	87
clinical features of	87
time polymerase chain	87
the effectiveness of	87
this article is	87
the result of	86
no difference in	86
a respiratory virus	86
of viral infection	86
human bocavirus infection	86
influenza and other	86
from children with	86
by respiratory syncytial	86
caused by a	86
the outcome of	86
may contribute to	86
of severe respiratory	85
most frequently detected	85
is the first	85
studies are needed	85
a group of	85
none of the	85
study was conducted	85
is responsible for	85
sensitivity and specificity	85
with respiratory symptoms	85
in both groups	84
may result in	84
was obtained from	84
due to respiratory	84
the most prevalent	84
for more than	84
viral infections and	84
all age groups	84
by use of	83
high levels of	83
influenza a viruses	83
infections caused by	83
was used for	83
in patients who	83
innate and adaptive	83
the ability of	83
the purpose of	83
of human rhinovirus	83
a wide range	83
is caused by	83
for the development	82
of the samples	82
can be detected	82
and human metapneumovirus	82
the nasal cavity	82
should not be	82
age of years	82
a retrospective study	82
infections in infants	82
be detected in	81
of the patient	81
coronavirus associated with	81
at high risk	81
infections due to	81
of sars coronavirus	81
we found that	81
of asthma and	81
during the winter	81
should be used	81
children in the	81
once a day	81
the site of	81
in hospitalized patients	81
been reported to	80
have been developed	80
disease in children	80
and human bocavirus	80
and outcomes of	80
and acute respiratory	80
viruses such as	80
throughout the year	80
in intensive care	80
most common cause	80
and parainfluenza virus	80
adults and children	80
as compared to	80
is thought to	80
de los pacientes	80
course of the	80
in the icu	80
the two groups	80
factors associated with	79
in adult patients	79
a risk factor	79
of the manuscript	79
as a cause	79
and influenza a	79
data suggest that	79
was performed using	79
ill patients with	79
infections of the	79
group of patients	79
needs to be	79
the influence of	79
in the management	79
the amount of	79
in cell culture	79
of morbidity and	79
and may be	79
and risk factors	79
bovine respiratory syncytial	79
for up to	79
respiratory failure in	78
a period of	78
infected with rsv	78
in the s	78
vitro and in	78
vivi disease severity	78
and duration of	78
respiratory infections are	78
infection in young	78
compared with the	78
in those with	78
was carried out	78
detection of influenza	78
were treated with	78
the possibility of	78
in dromedary camels	78
outbreak of severe	77
to the icu	77
important cause of	77
it is also	77
in recent years	77
no significant difference	77
and prevention of	77
of at least	77
of viruses in	77
etiology of acute	77
patients with pneumonia	77
of respiratory symptoms	77
characteristics of the	77
pandemic influenza a	77
children with asthma	77
children less than	77
detected in of	77
in the group	77
disease in the	77
to that of	77
and safety of	77
respiratory tract symptoms	77
with severe bronchiolitis	76
and characterization of	76
extracorporeal membrane oxygenation	76
of infectious diseases	76
in the past	76
human coronavirus nl	76
is possible that	76
the patients were	76
all rights reserved	76
the transmission of	76
nature of the	76
infants with respiratory	75
prospective study of	75
cause of death	75
respiratory viruses are	75
in south korea	75
to those of	75
tract disease in	75
has been suggested	75
to be more	75
is a major	75
been described in	75
it should be	75
and in vivo	75
role of the	75
the authors declare	75
more severe disease	75
addition to the	75
reported to be	75
global burden of	75
major cause of	75
was identified in	75
adult patients with	75
which may be	74
pneumonia in the	74
were obtained from	74
of the world	74
of respiratory failure	74
to identify the	74
molecular epidemiology of	74
with more severe	74
no evidence of	74
more than of	74
of influenza viruses	73
factors such as	73
presence of a	73
diagnosis and treatment	73
the lung and	73
be related to	73
can be found	73
in respiratory syncytial	73
with respiratory infections	73
when compared to	73
two or more	73
with severe respiratory	73
at risk of	72
member of the	72
a range of	72
are more likely	72
no significant differences	72
be caused by	72
for respiratory virus	72
of age and	72
combination therapy with	72
cells of the	72
significant difference in	72
immune responses to	72
clinical features and	72
cytokines and chemokines	72
use of the	72
syndrome coronavirus in	72
each of the	72
adult respiratory distress	72
large number of	72
role of respiratory	72
the distribution of	71
of a respiratory	71
detection rate of	71
and the development	71
bronchial epithelial cells	71
risk of developing	71
prevention and control	71
half of the	71
the general population	71
pediatric patients with	71
exacerbations of chronic	71
are shown in	71
the increase in	71
to the hospital	71
response to infection	71
respiratory tract in	71
and control of	71
viruses have been	71
in the clinical	71
any of the	71
of a human	71
treatment of respiratory	70
play an important	70
led to the	70
with influenza a	70
and influenza virus	70
it may be	70
the virus is	70
infection in infants	70
the formation of	70
hospitalized with acute	70
our understanding of	70
is similar to	70
are likely to	70
children with a	70
in the usa	70
respiratory viruses by	70
disease severity score	70
yet to be	70
significantly associated with	70
parts of the	70
of infants with	70
with middle east	70
in severe acute	69
children aged years	69
viral load and	69
clinical impact of	69
exacerbation of asthma	69
burden of respiratory	69
are caused by	69
epithelial cells and	69
in most cases	69
is related to	69
the causative agent	69
is protected by	69
for use in	69
personal protective equipment	69
has been demonstrated	69
seen in the	69
children with lower	69
similar to the	69
protected by copyright	68
of influenza in	68
in hospitalized infants	68
respiratory failure and	68
rhinovirus infections in	68
it can be	68
obtained from the	68
with respiratory illness	68
with a history	68
intercellular adhesion molecule	68
in the winter	68
the innate immune	68
for severe acute	68
prevention and treatment	68
article is protected	68
is likely to	68
of the host	68
within the first	68
and b viruses	68
of the infection	68
results of the	68
treatment of severe	68
many of the	68
of streptococcus pneumoniae	67
randomized clinical trial	67
pneumonia in adults	67
frequent detection of	67
in the last	67
use of antibiotics	67
the filmarray rp	67
in severe cases	67
are able to	67
cd and cd	67
identification of the	67
remains to be	67
results in a	67
followed by a	67
in early life	67
and has been	67
are known to	67
of the airway	67
of influenza and	67
with rsv infection	67
it is likely	67
in the netherlands	67
a randomized controlled	66
the application of	66
symptoms such as	66
the likelihood of	66
higher risk of	66
coronavirus infections in	66
a lack of	66
to the respiratory	66
respiratory epithelial cells	66
the activation of	66
with the exception	66
of pneumonia in	66
asthma exacerbations in	66
well as in	66
an important cause	66
infection control measures	66
wheezing in children	66
it is a	66
and mechanical ventilation	66
be considered in	66
be used in	65
the potential to	65
a cohort of	65
majority of the	65
data not shown	65
which can be	65
used for the	65
may have been	65
viral lower respiratory	65
to the lung	65
bacterial and viral	65
used as a	65
were admitted to	65
in otherwise healthy	65
of patients who	65
there is an	65
and outcome of	65
better understanding of	65
and risk of	65
work of breathing	65
characterized by a	64
to describe the	64
have been found	64
respiratory infections among	64
admission to the	64
the h n	64
of these infections	64
and parainfluenza viruses	64
young children in	64
an association between	64
h n virus	64
of our study	64
in the acute	64
with regard to	64
tract infections are	64
efficacy and safety	64
cause of acute	64
authors declare that	64
high risk of	64
the exception of	64
more common in	64
regions of the	64
of the first	64
written informed consent	64
a diagnosis of	63
significant differences in	63
defined as the	63
con sospecha o	63
other respiratory pathogens	63
by means of	63
development of the	63
influenza other respir	63
respiratory tract specimens	63
role of viral	63
severity of disease	63
should be performed	63
los pacientes con	63
secondary bacterial infections	63
than that of	63
in all patients	63
during the hajj	63
such as influenza	63
age of the	63
simultaneous detection of	63
as shown in	63
of the two	63
for the first	63
the lungs and	63
infection in adults	63
lung function in	63
this study is	63
region of the	63
of hospital stay	63
but it is	63
effect on the	63
of the human	63
the control of	63
the first years	63
systematic review of	63
diagnosis and management	63
in the future	63
pcr assays for	63
rapid detection of	62
with disease severity	62
this is a	62
some of these	62
and those with	62
of the total	62
the potential for	62
the form of	62
consent was obtained	62
is needed to	62
with an increased	62
epidemiology and clinical	62
number of patients	62
the mechanism of	62
did not have	62
and children with	62
with pneumonia in	62
in a patient	62
the study of	62
patients had a	62
further studies are	62
high rate of	62
pcr assay for	62
balb c mice	62
of age with	62
this is the	62
been used to	62
children admitted to	62
there have been	62
the spike protein	61
and h n	61
accordance with the	61
is necessary to	61
of death in	61
the sensitivity of	61
the acute phase	61
of h n	61
is consistent with	61
a newly discovered	61
respiratory symptoms and	61
virus infection of	61
of type i	61
rsv and influenza	61
of viral and	61
the appearance of	61
median age of	61
in up to	61
in respiratory tract	61
of the literature	61
in line with	61
of rsv and	60
should be selected	60
and should be	60
of rhinovirus infection	60
infection has been	60
influenza virus and	60
this age group	60
immune responses in	60
severity of respiratory	60
novel coronavirus in	60
hospitalized children in	60
patients with influenza	60
in this population	60
especially in the	60
for influenza a	60
contributed to the	60
is not a	60
and the presence	60
a major cause	60
other respir viruses	60
clinical signs of	60
the patient was	60
small number of	60
with upper respiratory	60
been found to	60
been shown that	60
it is difficult	60
that they have	60
respiratory syncytial viruses	59
with cystic fibrosis	59
and patients with	59
severe respiratory illness	59
the host cell	59
in the human	59
cause of morbidity	59
asthma in children	59
defined as a	59
patients hospitalized with	59
with other viruses	59
illness in the	59
response to the	59
were identified in	59
be able to	59
resulting in a	59
clinical presentation of	59
that it is	59
the leading cause	59
to rsv infection	59
cov and mers	59
a comparison of	59
has been detected	59
bocavirus infection in	59
h n v	59
several studies have	59
a better understanding	59
children infected with	59
the current study	59
of the viruses	59
in a single	59
in a recent	59
can result in	59
of critically ill	59
are involved in	58
and there is	58
is likely that	58
of novel coronavirus	58
of infection with	58
a member of	58
hospitalized for acute	58
the fi rst	58
the influenza a	58
total number of	58
data on the	58
period of time	58
and of the	58
in adults and	58
virus was detected	58
of disease severity	58
viral infections are	58
characterization of a	58
burden of disease	58
is known to	58
bronchiolitis and pneumonia	58
at increased risk	58
the arabian peninsula	58
study was approved	58
studies suggest that	58
be found in	58
g e times	58
patients with ards	58
genome sequence of	58
known to be	58
may be associated	58
in the number	58
rsv and hmpv	58
was no difference	58
causative agent of	58
upper respiratory infection	57
transcription polymerase chain	57
with the development	57
infections in young	57
disease caused by	57
ranging from to	57
the introduction of	57
diagnosis of viral	57
among children in	57
was shown to	57
that have been	57
in the following	57
in the literature	57
an acute respiratory	57
may play a	57
in hematopoietic cell	57
the surface of	57
significantly higher in	57
duration of symptoms	57
of the alveolar	57
in a large	57
in situ hybridization	57
have been detected	57
controlled trial of	57
infections in adults	57
human coronavirus oc	57
compared to those	57
in one study	57
cases of severe	57
was significantly higher	57
suggest that the	57
of intensive care	57
in the uk	56
lung injury and	56
cases in which	56
in previously healthy	56
ministry of health	56
lead to a	56
there are several	56
human metapneumovirus infections	56
in this age	56
were more likely	56
patients who were	56
in many cases	56
likely to have	56
high viral load	56
in the current	56
in of patients	56
the virus in	56
the central nervous	56
depends on the	56
infections in immunocompromised	56
the combination of	56
the first days	56
are thought to	56
close contact with	56
influenza and respiratory	56
to determine whether	56
the percentage of	56
clinical significance of	56
may have a	56
in animal models	56
to compare the	55
may be more	55
a virus infection	55
in comparison to	55
a series of	55
assessment of the	55
were able to	55
with the use	55
cause of respiratory	55
informed consent was	55
than months of	55
diseases such as	55
of detection of	55
conflict of interest	55
viral infections of	55
drugs should be	55
reported in the	55
viral infection and	55
and development of	55
among children with	55
detection of the	55
viral respiratory pathogens	55
was no significant	55
to respiratory failure	55
cause of the	55
of infection and	55
leading to the	55
surface of the	55
h n and	55
younger than months	55
children and adolescents	55
clinical course of	55
are similar to	55
the inflammatory response	55
associated with asthma	55
for middle east	55
randomised controlled trial	55
treatment of acute	55
difference between the	55
severity in children	55
is due to	54
a mouse model	54
in clinical samples	54
rsv infections in	54
in the hospital	54
as high as	54
of infection in	54
in the course	54
was conducted in	54
to study the	54
may be due	54
human respiratory viruses	54
t cells in	54
influenza virus a	54
of asthma exacerbations	54
syncytial virus is	54
the incubation period	54
mg kg times	54
of more than	54
prior to the	54
the start of	54
a role for	54
the patients who	54
found that the	54
of age in	54
responses in the	54
purpose of this	54
patients with rsv	54
bronchiolitis in infants	54
is shown in	54
that of the	54
has been found	54
screening of respiratory	54
been observed in	54
of sars patients	54
of influenza infection	53
were tested for	53
of human coronaviruses	53
idiopathic pulmonary fibrosis	53
patients treated with	53
the lower airways	53
be used for	53
often associated with	53
who did not	53
of the present	53
exacerbations of copd	53
the nature of	53
in exacerbations of	53
in the nasopharynx	53
effects of the	53
en el paciente	53
they have no	53
in children younger	53
mechanical ventilation and	53
was performed in	53
only a few	53
of rsv infections	53
acute exacerbations of	53
first years of	53
the generation of	53
of illness in	53
human bocavirus and	53
en los pacientes	53
from the respiratory	53
should also be	53
that has been	53
in the form	53
in the emergency	53
in clinical trials	53
rapid diagnosis of	53
has been observed	53
after the onset	53
early in the	53
in the pediatric	53
viral respiratory infection	53
tumor necrosis factor	53
in a group	53
belonging to the	53
the detection rate	53
seem to be	53
out of the	52
severe respiratory disease	52
derived from the	52
committee of the	52
the median age	52
syndrome in hong	52
in the blood	52
this may be	52
not yet been	52
epidemiology of human	52
adaptive immune responses	52
in the ed	52
infect dis doi	52
by the presence	52
did not differ	52
the diagnosis and	52
organ transplant recipients	52
in respiratory samples	52
a more severe	52
for lower respiratory	52
among patients with	52
of the airways	52
added to the	52
in this review	52
isolated from the	52
a report of	52
conflicts of interest	52
kg times a	52
prospective cohort study	52
among children aged	52
more frequent in	52
and adaptive immune	52
but not in	52
in upper respiratory	52
pandemic h n	52
virus infection and	52
lower respiratory infection	52
mechanically ventilated patients	52
birth cohort study	52
resulted in a	52
results of a	52
influenza b virus	52
in mechanically ventilated	52
in all age	52
marrow transplant recipients	52
children years of	52
with respiratory failure	52
of respiratory diseases	52
with rsv bronchiolitis	52
de pacientes con	52
higher in the	51
cd t cell	51
the extent of	51
in the air	51
in the patients	51
different types of	51
impact on the	51
novel coronavirus associated	51
the gold standard	51
type i interferon	51
because of their	51
high incidence of	51
flow nasal cannula	51
the mortality rate	51
of the population	51
are required to	51
of severe disease	51
there is evidence	51
nucleic acid extraction	51
to be an	51
should be avoided	51
illness in children	51
of viral rna	51
associated with more	51
the first hours	51
associated with lower	51
in southern china	51
of the major	51
quality of life	51
analysis was performed	51
studies have been	51
characterization of the	51
declare that they	51
of the main	51
in the general	51
a consequence of	51
the nasal mucosa	50
patients who had	50
of all ages	50
high risk for	50
identified in the	50
been found in	50
requiring mechanical ventilation	50
is not known	50
information on the	50
in the intensive	50
in a community	50
the lungs are	50
that there is	50
infections among children	50
from young children	50
more susceptible to	50
with symptoms of	50
number of cases	50
tract infections and	50
activation of the	50
with acute lower	50
of hbov in	50
that the virus	50
in the majority	50
be used as	50
is not clear	50
the performance of	50
the range of	50
this study were	50
the beginning of	50
increased susceptibility to	50
have demonstrated that	50
estimated to be	50
and clinical features	50
caused by respiratory	50
like illness in	50
mechanical ventilation in	50
of less than	50
this type of	50
mg twice a	50
to understand the	50
were used for	50
cov infected patients	50
of the same	50
length of hospital	49
has to be	49
most of these	49
to improve the	49
infection and the	49
the clinical presentation	49
in a cohort	49
risk of severe	49
exacerbations in children	49
because of its	49
of antimicrobial drugs	49
lead to the	49
infection in hospitalized	49
be involved in	49
been suggested that	49
filmarray respiratory panel	49
the second most	49
based on a	49
transmission of the	49
evaluation of a	49
at risk for	49
may be an	49
the mechanisms of	49
been implicated in	49
respiratory infection and	49
the analysis of	49
of the family	49
there may be	49
in spite of	49
with severe disease	49
results in the	49
a subset of	49
the levels of	49
was present in	49
inhaled nitric oxide	49
damage to the	49
patients who died	49
with the same	49
closely related to	49
in preterm infants	49
for prevention of	49
respiratory infections due	49
the discovery of	49
aim of the	49
supported by the	49
positive airway pressure	49
mean age of	49
infections in a	49
is the only	48
to hospital with	48
human respiratory tract	48
a prospective cohort	48
effect of the	48
the length of	48
spread of the	48
pneumonia caused by	48
acute exacerbation of	48
infectious diseases society	48
the quality of	48
t cell responses	48
th and th	48
in a pediatric	48
respiratory infectious diseases	48
of the rsv	48
of a viral	48
in acute lung	48
the assessment of	48
the total number	48
pneumonia requiring hospitalization	48
newly discovered human	48
solid organ transplant	48
in the diagnosis	48
described in the	48
management of respiratory	48
the clinical and	48
cov infection in	48
of stay in	48
the characteristics of	48
viruses in acute	48
to be determined	48
of the data	48
the evaluation of	48
with a mean	48
in nasal secretions	48
to be effective	48
host immune response	48
in this group	48
shown that the	48
it is the	48
influenza virus in	48
and viral load	48
drugs to be	47
the significance of	47
a viral infection	47
disease and the	47
the pathophysiology of	47
was seen in	47
of the severe	47
in of cases	47
of lung function	47
the addition of	47
in healthy adults	47
strongly associated with	47
white blood cell	47
infections and the	47
in some patients	47
mild upper respiratory	47
respiratory illnesses in	47
institutional review board	47
the group of	47
and identification of	47
virus disease in	47
the study population	47
were infected with	47
admitted to a	47
did not find	47
to a lesser	47
to the intensive	47
the magnitude of	47
detection of a	47
expression of the	47
was supported by	47
also associated with	47
results suggest that	47
used to detect	47
children under five	47
of rsv in	47
occur in the	47
of the coronavirus	47
of the illness	47
transmission of respiratory	47
respect to the	47
under five years	46
dependent on the	46
of patients were	46
herpes simplex virus	46
the availability of	46
the virus to	46
metapneumovirus and human	46
is required for	46
and symptoms of	46
be explained by	46
cases have been	46
of the chest	46
is also a	46
duration of the	46
included in this	46
of public health	46
novel coronavirus from	46
days after the	46
in clinical practice	46
the clinical course	46
e and oc	46
in the middle	46
when compared with	46
of hbov infection	46
has led to	46
increased risk for	46
of infants and	46
infection with respiratory	46
viral etiology and	46
respiratory tract viral	46
our study was	46
of other respiratory	46
to respiratory viruses	46
respiratory tract is	46
in clinical specimens	46
there is also	46
a case of	46
with hematologic malignancies	46
during the acute	46
in health care	46
respiratory illness and	46
avian influenza a	46
carried out in	46
prevalence and clinical	46
molecular screening of	46
assay for detection	46
due to rsv	46
no competing interests	46
by molecular screening	46
a previous study	46
the vivi disease	46
multiplex reverse transcription	45
in conjunction with	45
is a risk	45
pneumonia in a	45
sars and mers	45
infections in pediatric	45
majority of patients	45
inflammation of the	45
a randomized clinical	45
risk factors and	45
of severe pneumonia	45
the hypothesis that	45
mouse model of	45
correlated with the	45
be present in	45
sensitive and specific	45
is important for	45
phylogenetic analysis of	45
caused by rsv	45
viruses associated with	45
response to rsv	45
activity of the	45
and bacterial pathogens	45
in the second	45
up to days	45
a child with	45
of human rhinoviruses	45
transplant recipients with	45
the pattern of	45
consistent with the	45
bocavirus in children	45
type i ifn	45
alveolar epithelial cells	45
to the lungs	45
is defined as	45
patients in whom	45
or more of	45
high rates of	45
of this virus	45
all patients were	45
we conclude that	45
have been observed	45
pathogens in the	45
disease in humans	45
less than months	45
of the influenza	45
disease severity and	45
at least two	45
to increase the	45
a common cause	45
and septic shock	45
less likely to	45
is able to	45
increase the risk	45
the disease is	45
parainfluenza virus infection	45
sensitivity of the	45
during the course	45
is known about	45
clinical characteristics and	45
with chronic obstructive	45
respiratory viral panel	45
diseases of the	45
and upper respiratory	45
within days of	45
is not recommended	45
direct contact with	45
the mean age	44
human parvovirus by	44
in this case	44
in a prospective	44
wide variety of	44
human immunodeficiency virus	44
may be the	44
in human beings	44
with severe pneumonia	44
in respiratory secretions	44
isolation of a	44
decrease in the	44
epidemiological and clinical	44
specimens were collected	44
found to have	44
parainfluenza virus infections	44
was similar to	44
based on clinical	44
lee et al	44
were performed using	44
to the emergency	44
the contribution of	44
the centers for	44
tract illness in	44
has been identified	44
the spectrum of	44
total of patients	44
with human metapneumovirus	44
parvovirus by molecular	44
of viral replication	44
replication in the	44
infants with severe	44
and seasonality of	44
demonstrated that the	44
secondary bacterial infection	44
on the surface	44
two of the	44
time pcr for	44
to be recommended	44
of patients in	44
associated with viral	44
the viral load	44
common causes of	44
older than years	44
many of these	44
the human respiratory	44
bronchiolitis in infancy	44
result in a	44
a human parvovirus	44
caused by viruses	44
from acute respiratory	44
frequently detected in	44
the upper and	44
contact with the	44
of vitamin d	43
determined by the	43
infections have been	43
of parainfluenza virus	43
infections are the	43
for the presence	43
cloning of a	43
months of life	43
this suggests that	43
be responsible for	43
adaptive immune response	43
time pcr assay	43
discovered human pneumovirus	43
and the risk	43
human pneumovirus isolated	43
respiratory illness among	43
multiple organ failure	43
linked to the	43
acute and chronic	43
rhinovirus infection in	43
a case report	43
retrospective study of	43
for children with	43
as compared with	43
metapneumovirus and respiratory	43
acute upper respiratory	43
associated with human	43
pneumovirus isolated from	43
been identified in	43
community acquired pneumonia	43
are present in	43
to the virus	43
evidence of a	43
and that the	43
are characterized by	43
de la enfermedad	43
of acute lung	43
by influenza a	43
causative agents of	43
viruses a and	43
increased levels of	43
risk of infection	43
levels of il	43
infants with rsv	43
immune response in	43
isolated from young	43
human rhinovirus c	43
incidence of respiratory	43
in subjects with	43
from january to	43
also been reported	43
hospitalized with respiratory	43
in these cases	43
the host immune	43
the respiratory epithelium	43
structure of the	43
due to their	43
reduction in the	43
infections in patients	43
the first months	43
suggests that the	42
chronic respiratory disease	42
against respiratory syncytial	42
the source of	42
transmission of sars	42
to patients with	42
the period of	42
aged less than	42
the first week	42
infants hospitalized with	42
higher than that	42
study of respiratory	42
infection due to	42
used to treat	42
are presented in	42
incubation period of	42
without respiratory symptoms	42
little is known	42
and public health	42
congestive heart failure	42
insights into the	42
streptococcus pneumoniae and	42
the development and	42
function of the	42
the involvement of	42
would like to	42
during the covid	42
to the study	42
all of these	42
influenza virus infections	42
of viral pneumonia	42
of these studies	42
in the two	42
a wide variety	42
disease associated with	42
acute viral respiratory	42
the early phase	42
and influenza viruses	42
infection in patients	42
least one respiratory	42
status of the	42
with a higher	42
more than half	42
change in the	42
the clinical significance	42
in immunocompromised hosts	42
moderate to severe	42
society of america	42
clinical signs and	42
enrolled in the	42
and the use	42
high frequency of	42
response to respiratory	42
for mechanical ventilation	42
the samples were	42
to acute respiratory	42
el riesgo de	42
the respiratory viruses	42
which is the	42
and intensive care	42
of this article	42
of multiplex pcr	42
treatment of influenza	42
a large number	42
over the past	42
of which are	42
of neutralizing antibodies	42
of rhinovirus infections	42
be an important	42
in early childhood	41
effects on the	41
epithelial cells of	41
risk of asthma	41
patients with asthma	41
between and years	41
was used as	41
statistically significant difference	41
in acute bronchiolitis	41
and the other	41
transcriptase polymerase chain	41
also known as	41
blood mononuclear cells	41
the accuracy of	41
as a possible	41
the novel coronavirus	41
a lesser extent	41
provided by the	41
phase of the	41
type ii pneumonocytes	41
t cells and	41
in the prevention	41
genetic variability of	41
sequence of a	41
for respiratory viral	41
and influenza b	41
infl uenza a	41
distribution of the	41
in north america	41
pathogens in children	41
and specificity of	41
there has been	41
in the tropics	41
was reported in	41
five years of	41
the virus and	41
are among the	41
had at least	41
clinical and laboratory	41
lower respiratory illness	41
to viral infection	41
in children is	41
of the middle	41
than years old	41
in agreement with	41
be seen in	41
virus lower respiratory	41
respiratory viral pathogens	41
clinical manifestations of	41
differences between the	41
respiratory viruses is	41
important in the	41
belong to the	41
the isolation of	41
located in the	41
viral replication and	41
suggesting that the	41
that in the	41
in hematopoietic stem	41
clinical and epidemiological	41
analyses were performed	41
reduce the risk	41
of transmission of	41
among infants and	41
knowledge of the	41
it is unclear	41
as soon as	41
after onset of	40
no differences in	40
and exacerbation of	40
symptomatic and asymptomatic	40
believed to be	40
limited to the	40
the differences in	40
infected with respiratory	40
diseases society of	40
of the genome	40
treatment of sars	40
size of the	40
infections in hematopoietic	40
part of a	40
was to evaluate	40
which has been	40
secondary bacterial pneumonia	40
rsv a and	40
coronavirus in patients	40
in the us	40
the gastrointestinal tract	40
of the different	40
was significantly lower	40
is the main	40
epithelial cells in	40
to our knowledge	40
is mediated by	40
detection of viruses	40
to the lower	40
virus in young	40
of hospitalized patients	40
must be considered	40
the epidemiology and	40
was performed by	40
acute respiratory viral	40
hypoxemic respiratory failure	40
the replication of	40
in lower respiratory	40
risk of respiratory	40
of all patients	40
distress syndrome in	40
was used in	40
apache ii score	40
tract infection and	40
the department of	40
respiratory symptoms in	40
of childhood pneumonia	40
children with rsv	40
evidence suggests that	40
the response to	40
with more than	40
swabs were collected	40
be important in	40
the united kingdom	40
not possible to	40
virus and parainfluenza	40
not statistically significant	40
if there is	40
assays for the	40
complete genome sequence	40
time pcr assays	40
infants with acute	40
is believed to	40
studies on the	40
of the pulmonary	40
virus in a	40
the sars outbreak	39
the last years	39
significant differences were	39
positive and negative	39
shown in fig	39
these data suggest	39
of the foal	39
at least in	39
frequently associated with	39
high morbidity and	39
coronavirus spike protein	39
in the airway	39
neonatal intensive care	39
is no evidence	39
the disease and	39
symptoms of respiratory	39
with a respiratory	39
resulting in the	39
no statistically significant	39
functional receptor for	39
and bacteria in	39
peripheral blood mononuclear	39
studies have reported	39
viruses detected in	39
as a consequence	39
during rsv infection	39
as previously described	39
a few days	39
mechanical ventilation for	39
although it is	39
a summary of	39
commonly associated with	39
viral replication in	39
and mycoplasma pneumoniae	39
the early stages	39
diagnosis of influenza	39
of patients infected	39
treatment of the	39
associated with high	39
number of viruses	39
in lung function	39
the seasonality of	39
were divided into	39
the clinical impact	39
during acute respiratory	39
of proinflammatory cytokines	39
to play a	39
metapneumovirus infections in	39
of the novel	39
onset of illness	39
the findings of	39
were no significant	39
result of the	39
of the three	39
a randomized trial	39
may be used	39
and adults with	39
mortality associated with	39
with bronchopulmonary dysplasia	39
airway inflammation and	39
in the incidence	39
in the rat	39
the value of	39
in bronchoalveolar lavage	39
mice infected with	39
and exacerbations of	39
infectious bronchitis virus	39
conducted in the	39
the f protein	39
duration of mechanical	39
severe rsv bronchiolitis	39
and the clinical	38
range of respiratory	38
for influenza and	38
the respiratory syncytial	38
one of these	38
experimental rhinovirus infection	38
early stages of	38
identification of respiratory	38
by using the	38
of a single	38
and human respiratory	38
c for min	38
between january and	38
a control group	38
lesions in the	38
bronchoalveolar lavage fluid	38
in all cases	38
respiratory viruses among	38
infection can be	38
a respiratory syncytial	38
was the only	38
febrile respiratory illness	38
have no competing	38
during the early	38
and in vitro	38
in humans and	38
acute wheezing in	38
and approved the	38
type i and	38
in the northern	38
arterial blood gas	38
rsv infection of	38
acute respiratory symptoms	38
were classified as	38
of action of	38
patients with community	38
in individuals with	38
human airway epithelial	38
the influenza virus	38
patients with suspected	38
novel human coronavirus	38
shown in figure	38
evolution of the	38
throughout the world	38
plasmacytoid dendritic cells	38
continuous positive airway	38
and cd t	38
also contribute to	38
with septic shock	38
of nucleic acid	38
presence of the	38
invasive mechanical ventilation	38
time reverse transcription	38
viruses in a	38
the patient is	38
of group a	38
of human adenovirus	38
burden of acute	38
of sars in	38
and stored at	38
acute renal failure	38
treatment and prevention	38
the regulation of	38
or absence of	38
due to its	38
those of the	38
the rainy season	38
dependent rna polymerase	38
whether or not	38
management of patients	38
in another study	38
severe disease in	38
in the etiology	38
immunocompromised patients with	38
in older children	38
detection of multiple	38
respiratory viruses have	38
associated with rsv	38
the circulation of	38
an increase of	38
particularly in the	38
a change in	38
respiratory tract illnesses	38
could be a	38
viruses in adults	38
other common respiratory	38
the implementation of	38
appeared to be	38
has been the	37
but did not	37
mortality in the	37
only in the	37
reverse transcription polymerase	37
in the world	37
in the host	37
respiratory viruses with	37
at this time	37
was performed on	37
it would be	37
their ability to	37
in sars patients	37
of disease in	37
from the same	37
of illness and	37
the possibility that	37
in hsct recipients	37
that could be	37
of disease and	37
se recomienda no	37
virus can be	37
the setting of	37
is that the	37
of up to	37
and respiratory tract	37
the need to	37
in the laboratory	37
rsv lower respiratory	37
study of children	37
innate immune responses	37
to the severity	37
respiratory virus in	37
a lower respiratory	37
respiratory diseases in	37
in respiratory specimens	37
of pneumonia and	37
a leading cause	37
of respiratory distress	37
be attributed to	37
different respiratory viruses	37
of bacterial pneumonia	37
with novel coronavirus	37
of common cold	37
are common in	37
even in the	37
involvement of the	37
composition of the	37
with h n	37
infection in mice	37
inflammation in the	37
the timing of	37
among the most	37
to influenza a	37
and evaluation of	37
in infants hospitalized	37
contact with a	37
of the small	37
as a potential	37
associated with pneumonia	37
evidence for the	37
study conducted in	37
of viral load	37
case fatality rate	37
that may be	37
led to a	37
and infection control	37
of mg kg	37
causes of death	37
of coronavirus disease	37
were excluded from	37
diseases in children	37
are summarized in	37
more than days	37
mild to moderate	37
a significantly higher	37
of the year	37
bone marrow transplantation	37
is present in	37
and immunocompromised patients	37
human parainfluenza viruses	37
samples from patients	37
and environmental factors	37
in nasopharyngeal secretions	37
new human coronavirus	37
virus detection in	37
results from the	37
to the laboratory	37
impact of the	37
been used in	37
and epidemiology of	37
a small number	37
american thoracic society	37
detected in children	37
and did not	36
of hospitalized children	36
the inhibition of	36
as long as	36
have been implicated	36
risk of mortality	36
of seasonal influenza	36
are based on	36
rsv infection and	36
response in the	36
influenza viruses a	36
was not associated	36
not appear to	36
assays for detection	36
to the fact	36
the evolution of	36
and use of	36
used to identify	36
all patients with	36
statistical analysis was	36
and pathogenesis of	36
is estimated to	36
mean duration of	36
the virus was	36
rsv is the	36
infection in immunocompromised	36
areas of the	36
presence of respiratory	36
airborne transmission of	36
by using a	36
be considered for	36
the size of	36
was extracted from	36
in other studies	36
vitamin d supplementation	36
acute viral bronchiolitis	36
is supported by	36
with acute bronchiolitis	36
impact of human	36
bacteria in the	36
identified as the	36
was higher in	36
a risk of	36
samples from children	36
viruses can be	36
with respiratory infection	36
inflammatory cytokines and	36
treatment of rsv	36
components of the	36
of rhinovirus and	36
spread of respiratory	36
of mers coronavirus	36
well as a	36
the viral infection	36
can be considered	36
therapy should be	36
was based on	36
the critically ill	36
fact that the	36
acute expiratory wheezing	36
factors for severe	36
to the upper	36
the most severe	36
studies of the	36
is involved in	36
en el grupo	36
outbreak of middle	36
children human bocavirus	36
the winter months	36
in the alveolar	36
in the field	36
and on the	36
as in the	36
in the setting	36
subsequent development of	36
interstitial lung disease	36
least one of	36
in the cytoplasm	36
the potential of	36
the cough reflex	36
of the trachea	36
has not yet	36
this work was	36
patients with copd	36
cases of sars	36
beginning of the	36
most commonly detected	36
infection prevention and	36
leads to a	36
to viral infections	36
of children in	36
are found in	36
the patients had	36
immune responses and	36
respiratory pathogens and	35
the host response	35
infection of human	35
infection respiratory syncytial	35
in young infants	35
an intensive care	35
report of the	35
patients were admitted	35
this is not	35
clinical diagnosis of	35
to lower respiratory	35
of the filmarray	35
pathogens such as	35
during the influenza	35
viral or bacterial	35
in the immunocompromised	35
and at the	35
with rsv and	35
in more than	35
in comparison with	35
is essential to	35
and is the	35
study of patients	35
like to thank	35
exacerbation of chronic	35
upper respiratory symptoms	35
the recruitment of	35
and lung function	35
retrospective cohort study	35
in children years	35
from mechanical ventilation	35
presence or absence	35
and have been	35
the clinical characteristics	35
of infected cells	35
and respiratory disease	35
in group b	35
syndrome in children	35
pao fio ratio	35
relation to the	35
infection may be	35
with exacerbations of	35
was to determine	35
possible cause of	35
the causes of	35
to infection with	35
in the environment	35
contrast to the	35
the patients in	35
revealed that the	35
median duration of	35
multiple respiratory viruses	35
and respiratory symptoms	35
it is estimated	35
higher incidence of	35