bigram

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

bigram	frequency
air pollution	1071
air quality	493
indoor air	340
flow rate	189
air velocity	170
pressure difference	169
air travel	167
particulate matter	165
air filter	158
health effects	154
airborne transmission	153
supply air	150
pressure drop	138
hong kong	137
acute respiratory	134
relative humidity	129
air conditioning	128
public health	125
air pollutants	123
physical distancing	121
air flow	120
outdoor air	120
ambient air	117
respiratory syndrome	117
particle size	109
exhaled air	104
negative pressure	103
hepa filter	102
ventilation system	98
respiratory tract	96
united states	96
human health	96
severe acute	96
fresh air	95
infectious diseases	95
air supply	94
control measures	92
natural ventilation	91
ventilation systems	89
indoor environments	86
oxidative stress	86
isolation ward	85
indoor environment	84
cord uid	82
term exposure	82
doc id	82
air samples	72
air curtains	71
world health	71
tracer gas	71
filter paper	70
displacement ventilation	69
infection control	68
systematic review	68
influenza virus	67
air change	67
health care	65
ventilation rate	64
airborne particles	64
infectious disease	64
air filters	63
heat exchanger	62
filter media	61
mechanical ventilation	61
respiratory infections	61
stack effect	61
health organization	61
air temperature	60
temperature difference	60
air heat	59
particle diameter	58
respiratory diseases	58
air purifier	58
airborne bacteria	58
bioaerosol sampling	57
buffer room	57
air angle	57
office buildings	57
return air	56
particulate air	55
air pollutant	55
breathing zone	54
collection efficiency	53
conditioning system	53
exhaled contaminants	53
droplet nuclei	53
sick building	53
building syndrome	52
disease transmission	52
ventilation rates	52
exposed controls	52
air exchange	52
particle concentration	52
fungal spores	50
pulmonary disease	49
outside air	49
airborne microorganisms	49
airborne pathogens	48
change rate	47
aip desk	47
indirect exposure	47
environmental factors	46
mixing ventilation	46
carbon monoxide	45
volatile organic	45
pig farmers	45
human pathogens	45
infectious agents	44
cabin air	44
lung cancer	44
sea level	43
patient exhaled	43
mass fraction	43
respiratory disease	43
per person	43
experimental data	43
pollutant concentrations	43
air infiltration	42
exhaust air	42
pollution exposure	41
infection risk	41
size distribution	41
air handling	41
chronic obstructive	41
climate change	41
risk perception	40
nitrogen dioxide	40
isolation room	40
fluid dynamics	40
risk factors	40
environmental conditions	39
carbon dioxide	39
obstructive pulmonary	39
air distribution	39
indoor environmental	38
commercial aircraft	38
filtration efficiency	38
mycobacterium tuberculosis	38
organic compounds	38
per hour	38
local air	37
environmental quality	37
hepa filters	37
may also	37
respiratory symptoms	37
even though	37
electric field	36
central air	36
filtration velocity	36
respiratory droplets	36
clean air	36
epithelial cells	36
exchange rate	36
novel coronavirus	36
pig buildings	35
sbs symptoms	35
electrostatic cleaner	35
coronavirus disease	35
adverse health	35
smaller particles	35
wind speed	34
hvac system	34
built environment	34
normalized exposure	34
target cells	34
air cleaning	34
aerosol transmission	33
fine particulate	33
important role	33
flow rates	33
health impacts	33
air sampling	33
upper respiratory	33
wind direction	33
heat transfer	33
bioaerosol particles	33
mm hg	33
pollution levels	32
door opening	32
airborne infection	32
air ventilation	32
conditioning systems	31
case study	31
health risks	31
risk assessment	31
computational fluid	31
respiratory health	31
direct exposure	31
exposure assessment	30
target person	30
pollution control	30
thermal comfort	30
energy consumption	30
personal exposure	29
high efficiency	29
supply chain	29
immune response	29
water vapor	29
maximum value	29
czech republic	29
exhaled pollutants	29
health impact	29
cystic fibrosis	29
arbsw system	29
pg ml	29
disease control	28
lung function	28
air volume	28
impact assessment	28
co concentration	28
particles will	28
increased risk	28
bioaerosol exposure	27
new york	27
air transportation	27
case fatality	27
viral infections	27
buoyant flow	27
glass fiber	27
middle east	27
exhaled flow	27
intensive care	27
heat recovery	27
human body	26
heavy metals	26
table shows	26
staphylococcus aureus	26
total number	26
air stream	26
sulfur dioxide	26
sampling time	26
nasopharynx samples	26
crew members	26
airborne viruses	26
air system	26
aerodynamic diameter	26
air purification	26
larger particles	25
polluted area	25
lower respiratory	25
air flows	25
hospital admissions	25
health risk	25
nasopharyngeal flora	25
related air	25
efficiency particulate	25
health authorities	25
ultrafine particles	25
infiltration rate	25
proposed method	25
isolation rooms	25
virus transmission	25
recent years	25
indoor airborne	25
microbial contamination	25
building materials	25
adverse effects	25
handling unit	25
activated carbon	25
heat exchangers	24
recirculated air	24
per year	24
allergic rhinitis	24
social distancing	24
infected person	24
life expectancy	24
statistically significant	24
office workers	24
direct contact	24
air circulation	24
efficiency air	24
lung disease	24
drag coefficient	24
turbulent flow	24
much higher	23
air disinfection	23
positive pressure	23
aircraft cabin	23
several studies	23
fixed effects	23
dust collecting	23
respiratory viruses	23
collector cone	23
airborne spread	23
will also	23
air filtration	23
environmental protection	23
room temperature	23
size range	23
pressure isolation	23
without air	22
consulting desk	22
indoor bioaerosol	22
high levels	22
virus particles	22
airborne bacterial	22
urban areas	22
boundary conditions	22
mechanically ventilated	22
health problems	22
open spaces	22
cohort study	22
reynolds number	22
experimental results	22
airflow rate	22
three different	22
avian influenza	22
exhaled breath	22
nucleic acid	22
thermal plume	21
measured using	21
remain suspended	21
pm concentration	21
tract infections	21
fiber filter	21
dust holding	21
flight crew	21
widely used	21
air next	21
aerosol particles	21
indoor airflow	21
air dehumidification	21
high level	21
flow field	21
recent study	21
heart disease	21
integrated air	21
environmental surfaces	21
respiratory failure	21
nasal cavity	20
mainstream area	20
road transport	20
urban air	20
small particles	20
syndrome coronavirus	20
hvac systems	20
different types	20
air pressure	20
land use	20
human activities	20
supply chains	20
residential buildings	20
settling velocity	20
significantly higher	20
time series	20
risk factor	20
developing countries	20
concentration levels	20
spring festival	20
holding capacity	20
atmospheric pressure	19
fine particles	19
icu admission	19
pollutant concentration	19
high air	19
office building	19
polluted air	19
ward cubicle	19
index case	19
airborne infectious	19
elevator doors	19
liquid membrane	19
east respiratory	19
surface area	19
pollution source	19
respiratory system	19
viral load	19
health outcomes	19
particle deposition	19
previous studies	19
particle concentrations	19
care workers	19
chronic exposure	19
microbial communities	19
mass transfer	19
resistance genes	19
fluid flow	19
air curtain	19
fibrous filter	19
environmental pollution	19
airborne microbes	19
hydrogen peroxide	19
poor ventilation	19
air decontamination	19
outside temperature	19
will increase	19
control group	19
ventilation strategies	19
ventilated rooms	19
environmental health	18
influenza season	18
common cold	18
liquid film	18
tube length	18
respiratory syncytial	18
air inlet	18
large number	18
ultraviolet germicidal	18
th floor	18
epidemiological studies	18
tall buildings	18
air sampler	18
flow cytometry	18
healthcare facilities	18
syncytial virus	18
copyright holder	18
authors declare	18
significant difference	18
vaccine effectiveness	18
optimal control	18
may occur	18
boundary layer	18
wastewater treatment	18
glass fibrous	18
occupational exposure	18
moisture transfer	18
cross section	18
wind tunnel	18
filter material	18
two times	18
operating room	18
long distances	17
granted medrxiv	17
sars virus	17
ventilation air	17
average concentration	17
lassa fever	17
high voltage	17
will occur	17
immune system	17
contaminant transport	17
healthcare workers	17
particle counting	17
lockdown measures	17
threshold local	17
atmospheric dust	17
author funder	17
airborne microbial	17
following equation	17
air conditioners	17
recent studies	17
public buildings	17
room air	17
mathematical model	17
unidirectional flow	17
nitrogen oxides	17
flow cleanroom	17
medical personnel	17
pig farmer	17
face masks	17
high concentration	17
ambient particulate	17
germicidal irradiation	17
high risk	17
uniform distribution	17
growth rate	17
care facilities	17
air recirculation	17
highly infectious	17
cosmic radiation	17
weather conditions	17
simulation results	16
carbon nanotube	16
airborne route	16
air activity	16
monitoring stations	16
calculated using	16
healthy subjects	16
medical staff	16
dust particles	16
counting efficiency	16
emergency medical	16
deposited particles	16
carbon nanotubes	16
normal individuals	16
climatic conditions	16
mainly due	16
quality index	16
cohort studies	16
rise buildings	16
aromatic hydrocarbons	16
dental offices	16
also used	16
drag force	16
fatality ratio	16
face velocity	16
air cargo	16
respiratory viral	16
significant differences	16
healthy individuals	16
nonuniform distribution	16
wastewater workers	16
field measurements	16
particle counter	16
distancing measures	16
bioaerosol sampler	16
indoor bioaerosols	16
wind velocity	16
air diffuser	16
much larger	16
air movement	15
cabin environment	15
may cause	15
closed spaces	15
spatial distribution	15
microbial growth	15
occupational asthma	15
infectious risk	15
york city	15
susceptible individuals	15
clean area	15
bth region	15
high temperature	15
isolation wards	15
wide range	15
disease severity	15
chain reaction	15
body plume	15
concentration level	15
air transport	15
respiratory distress	15
separation velocity	15
flow velocity	15
polycyclic aromatic	15
microbial community	15
removal efficiency	15
uv systems	15
population density	15
big data	15
house dust	15
windward side	15
rights reserved	15
experimental studies	15
infected patients	15
droplet transmission	15
innate immune	15
flight transmission	15
bioaerosol concentrations	15
may lead	15
two different	15
lives saved	15
clostridium difficile	15
food industry	15
diesel exhaust	15
close contact	15
cut flower	15
global burden	15
hypoxic challenge	15
distancing fraction	15
temperature variation	15
mount etna	15
temperature gradient	15
virus infection	15
commonly used	15
study found	14
supplied air	14
particle distribution	14
public transport	14
rise residential	14
ventilation cases	14
suspended particulate	14
bioaerosol samplers	14
million deaths	14
incubation period	14
bioaerosol concentration	14
much less	14
general population	14
ventilation efficiency	14
epidemiological evidence	14
several factors	14
infected cells	14
also called	14
allowed without	14
may affect	14
supply outlet	14
airline companies	14
airborne fungal	14
economic costs	14
nosocomial infections	14
influenza viruses	14
pollution co	14
disinfection systems	14
airborne disease	14
benefit analysis	14
airflow patterns	14
short term	14
number concentration	14
results showed	14
first floor	14
high occupancy	14
wind directions	14
liquid flow	14
protection agency	14
aerosol collection	14
exposed individuals	14
primary air	14
consulting ward	14
critical review	14
also shown	14
personal samplers	14
occupancy buildings	14
experimental study	14
uv irradiation	14
premature mortality	14
fibrous layer	14
early stage	14
seasonal influenza	14
person distance	14
medical equipment	14
smoke particles	14
wind pressure	14
delivery window	14
ventilation duration	14
health benefits	14
see table	14
reuse allowed	14
polymerase chain	14
influencing factors	14
aircraft cabins	14
mass spectrometry	14
present study	14
pulmonary function	14
exposure cases	14
meteorological factors	14
close proximity	14
without permission	14
airway inflammation	14
human activity	14
handling units	14
bacterial cells	13
deaths per	13
infectious aerosols	13
air return	13
high altitude	13
pandemic influenza	13
peer review	13
respiratory virus	13
significant reduction	13
pressure room	13
fungal growth	13
tobacco smoke	13
medrxiv preprint	13
patient sera	13
heat pump	13
airborne virus	13
licl solution	13
quality standards	13
pollution concentrations	13
open space	13
air contamination	13
energy saving	13
hospital ward	13
impact scope	13
long term	13
major role	13
numerical investigation	13
laminar flow	13
viral infection	13
energy performances	13
following exposure	13
road traffic	13
ebola virus	13
symptoms among	13
correction coefficient	13
economic activity	13
flight deck	13
prevention measures	13
viral particles	13
coating areal	13
transmission routes	13
differential abundance	13
nitrogen oxide	13
steady state	13
matter air	13
emergency department	13
distancing policy	13
future research	13
escherichia coli	13
emission rate	13
active sampling	13
alpha diversity	13
antiviral drug	13
door leakage	13
residential areas	13
relative abundance	13
potentially polluted	13
low pressure	13
stale air	13
per unit	13
higher risk	13
commercial air	13
legionella pneumophila	13
airborne particle	12
upper floors	12
supply outlets	12
forming units	12
aspergillus fumigatus	12
contaminated surfaces	12
commercial buildings	12
occupied spaces	12
decontamination technologies	12
much lower	12
pollutant exposure	12
resistant staphylococcus	12
exposure studies	12
airflow pattern	12
respiratory infection	12
elevated levels	12
particle removal	12
occupational health	12
air leakage	12
air will	12
dehumidification system	12
airborne fungi	12
calculated value	12
sampling devices	12
oxygen therapy	12
air ducts	12
studies suggest	12
high concentrations	12
temperature span	12
climatic zones	12
streptococcus pneumoniae	12
contagious diseases	12
particle transport	12
microbial volatile	12
social media	12
relative pressure	12
mathematical models	12
operating theatres	12
infected individuals	12
surface contamination	12
size distributions	12
uv rays	12
operating conditions	12
health consequences	12
significant effect	12
tb transmission	12
generation rate	12
important factor	12
supplementary material	12
particle number	12
mucous membrane	12
air patients	12
agar plate	12
eddy area	12
numerical simulation	12
data collected	12
differential pressure	12
exhaust grilles	12
human exposure	12
air currents	12
calculation method	12
full fresh	12
airborne diseases	12
indoor pollutants	12
air patient	12
hypobaric hypoxia	12
several hours	12
oxygen flow	12
biological particles	12
infl uenza	12
ozone exposure	12
two beds	12
adaptive immune	12
causal effect	12
autoimmune diseases	12
bacterial community	12
cooling capacity	12
respiratory pathogens	12
diffusion coefficient	12
airborne influenza	12
health symptoms	12
uvgi systems	12
per day	12
cnt filter	12
boundary condition	12
black carbon	12
related health	12
bacterial bioaerosol	12
two patients	12
filter medium	12
uv radiation	12
leakage area	12
many cases	12
large droplets	11
cabin pressure	11
number concentrations	11
energy efficiency	11
relative abundances	11
scientific community	11
health concerns	11
respiratory illness	11
transmission dynamics	11
kong planning	11
northern italy	11
time period	11
level ozone	11
open door	11
heat source	11
centrifugal force	11
sagittal plane	11
air flowing	11
air may	11
average concentrations	11
biomass burning	11
building height	11
million people	11
asthma symptoms	11
bacillus anthracis	11
immune responses	11
lung diseases	11
detailed information	11
data analysis	11
uv light	11
cleaning technology	11
human beings	11
governing equations	11
sampling device	11
premature deaths	11
improved air	11
flower industry	11
co concentrations	11
culture medium	11
years ago	11
pressure drops	11
nlrp inflammasome	11
acquired infections	11
adequate ventilation	11
also important	11
task force	11
ambient temperature	11
may increase	11
th percentile	11
culturable bacteria	11
meningococcal disease	11
air force	11
influenza infections	11
co levels	11
ultraviolet light	11
antibiotic resistance	11
air velocities	11
fungal contamination	11
supplementary oxygen	11
chronic respiratory	11
farmer samples	11
oxygen species	11
treatment plants	11
best results	11
large particles	11
distress syndrome	11
many countries	11
cumulative sampling	11
bacterial concentration	11
treatment room	11
average temperature	11
work environment	11
forest fires	11
inertial impaction	11
small droplets	11
pulmonary tuberculosis	11
material balance	11
sectional area	11
operating rooms	11
ionization electrode	11
bioaerosol dynamics	11
three groups	11
results show	11
protective equipment	11
fiber diameter	11
low air	11
air within	11
building occupants	11
borne diseases	11
particles larger	11
anthropogenic activities	11
cigarette smoke	11
pollution may	11
contaminated air	11
cardiovascular disease	11
dust source	11
exposed control	11
low levels	11
chemical composition	11
emission sources	11
copd patients	11
unit increase	11
immunosuppressive drugs	11
times higher	11
water pollution	11
public transportation	11
per cubic	11
health professionals	11
air outlet	11
reactive oxygen	11
portable air	11
background concentration	11
microbial air	11
microbial diversity	11
air changes	11
two sides	11
differentiating direct	11
planning department	11
ventilation design	11
deposition efficiency	11
household air	11
exposure levels	11
communicable diseases	11
care unit	11
cardiovascular diseases	11
important factors	11
poor air	11
aerobiology chamber	10
capacity reduction	10
global warming	10
microbiological air	10
meteorological conditions	10
cabin ventilation	10
exhaled droplets	10
air density	10
health concern	10
exhalation port	10
poorly ventilated	10
exhaled jet	10
velocity field	10
sars transmission	10
leeward side	10
agar plates	10
personal protective	10
control system	10
particle dispersion	10
air exhaust	10
nan doi	10
multidisciplinary systematic	10
current knowledge	10
charged cnts	10
carbon filter	10
airborne human	10
bacterial communities	10
small enough	10
diameter less	10
particles may	10
term effects	10
evidence suggests	10
must also	10
negative controls	10
closed environments	10
dependent variable	10
microporous membrane	10
laser light	10
sliding door	10
statistical analysis	10
cooling coils	10
airborne survival	10
linearly proportional	10
face mask	10
cabin crew	10
infectious particles	10
renewable energy	10
another study	10
diameter cm	10
attributable risk	10
outward leakage	10
air communities	10
asthma control	10
international air	10
sars coronavirus	10
may contribute	10
virus count	10
generate ros	10
stainless steel	10
also found	10
reproduction number	10
transmission route	10
hotel buildings	10
collecting plate	10
indoor fungi	10
genome sequencing	10
inflammasome activation	10
emission reduction	10
infiltration rates	10
indoor spaces	10
conventional spirometry	10
better understand	10
hospital wards	10
also known	10
cross infection	10
exposure may	10
cruise ships	10
thoracic society	10
high humidity	10
prospective study	10
may result	10
tube diameter	10
primary energy	10
human respiratory	10
contributing factor	10
calculated result	10
floor level	10
ambient ultrafine	10
ambient pm	10
two types	10
infection transmission	10
base case	10
study period	10
global air	10
daily mortality	10
airliner cabin	10
pm exposure	10
settle plates	10
environmental impact	10
machine learning	10
public places	10
molecular diffusion	10
tunnel experiments	10
absolute pressure	10
pm pollution	10
also observed	10
air supplied	10
eahx systems	10
tidal volume	10
infection prevention	10
pm concentrations	10
sampling methods	10
healthcare professionals	10
time spent	10
field campaigns	10
contaminant concentration	10
ozone layer	10
slip correction	10
elevator shaft	10
sized particles	10
cm air	10
cladosporium spp	10
low humidity	10
will become	10
remain airborne	10
aeromedical evacuation	10
inlet air	10
areal density	10
passive sampling	10
warm air	10
particulate pollution	10
heat flux	10
pollution concentration	10
significantly lower	10
inadequate ventilation	10
scientific evidence	10
fungal bioaerosol	10
supported liquid	10
control policy	10
numerical model	10
exposure time	10
filtration area	10
emission rates	10
will cause	10
two main	10
gas exchange	10
upper room	10
bioaerosol material	10
standard deviation	10
field studies	10
version posted	10
total heat	10
microbial recovery	10
heat exchange	10
air area	10
mean concentration	9
corona discharge	9
many factors	9
conditioning engineers	9
rise building	9
confined spaces	9
pulmonary diseases	9
general hospital	9
rapid spread	9
surgical masks	9
strong link	9
winter season	9
deposited onto	9
building ventilation	9
previous study	9
air purifiers	9
upper airways	9
cleaning system	9
pristine filter	9
wide variety	9
molecular weight	9
compressed air	9
fuel combustion	9
good samaritan	9
slightly larger	9
toxic effects	9
influenza spread	9
random forest	9
antiretinal antibodies	9
vegetative bacteria	9
acid rain	9
external costs	9
ventilation strategy	9
following expression	9
organic chemicals	9
solar radiation	9
dental office	9
pollution effects	9
floor area	9
residual lifetime	9
sampling performance	9
th century	9
pollutant exchange	9
clinical characteristics	9
environmental implications	9
see text	9
size ranges	9
real time	9
avian flu	9
along building	9
particle collection	9
airborne infections	9
pc cm	9
population size	9
entrance doors	9
conditioned air	9
filtration performance	9
ca membrane	9
liquid medium	9
posted august	9
problems related	9
low level	9
cnt filters	9
factors affecting	9
first aid	9
dry cough	9
different air	9
human coronavirus	9
lower limit	9
also pointed	9
damaged buildings	9
potential transmission	9
commercially available	9
heat wall	9
two air	9
reduce exposure	9
mental health	9
cfd simulation	9
surface temperature	9
bioaerosol samples	9
significantly reduced	9
pathogen transmission	9
air humidity	9
mean age	9
vapor pressure	9
per minute	9
infectious respiratory	9
another important	9
viral respiratory	9
electrostatic precipitation	9
hypersensitivity pneumonitis	9
fan coil	9
enclosed environments	9
air intake	9
optimal physical	9
airborne contaminants	9
cubic meter	9
air samplers	9
improve air	9
anthropogenic sources	9
china academy	9
air entering	9
nasopharyngeal samples	9
partial pressure	9
microbial ecology	9
gaseous pollutants	9
three times	9
potential role	9
many studies	9
higher floors	9
attack rate	9
dust collector	9
eahx system	9
infected people	9
results obtained	9
ventilated room	9
simple method	9
uv air	9
important parameter	9
infectious airborne	9
exposure limits	9
air isolation	9
environmental contamination	9
human lung	9
preventive measures	9
suspended particles	9
unit dispersion	9
supply flow	9
different supply	9
biologic warfare	9
exchange rates	9
fungal species	9
viral hemorrhagic	9
whole tree	9
initial concentration	9
smoke particulates	9
systematic reviews	9
may help	9
disease spread	9
time pcr	9
case studies	9
aerosol dispersal	9
determine whether	9
guest rooms	9
thermal performance	9
developed countries	9
pressure differences	9
small size	9
commercial flights	9
exposure misclassification	9
less likely	9
viral aerosols	9
diversity measures	9
particle counts	9
particles generated	9
ashrae standard	9
elevator halls	9
infection risks	9
displacement ventilated	9
cooling coil	9
pressure coefficients	9
observational study	9
traffic restrictions	9
middle ear	9
outdoor environments	9
deposition rate	9
health effect	9
public concern	9
coil unit	9
global health	9
dust mite	9
health hazards	9
higher concentrations	9
particles smaller	9
distributed lag	9
mass flow	9
systems may	9
tight door	9
clinical features	9
diameter larger	9
american society	9
analytical methods	9
expiratory flow	9
standard errors	9
tensile strength	9
indoor space	9
pseudomonas aeruginosa	9
healthcare environments	9
corona virus	9
cfd model	9
acute exposure	9
total pressure	9
reduce air	9
time needed	9
inflammatory responses	9
pressure distribution	9
residential building	9
possible transmission	9
inflammatory response	9
field test	8
geometric mean	8
scientific literature	8
surgical mask	8
critically ill	8
speed air	8
one study	8
series study	8
general inpatient	8
air exchanges	8
stachybotrys chartarum	8
analysis methods	8
competing interests	8
comparative study	8
national standard	8
among occupants	8
severe air	8
square root	8
human nasal	8
cell death	8
person contaminant	8
free path	8
will decrease	8
help reduce	8
lung fibrosis	8
air min	8
significantly reduce	8
chronic diseases	8
severe disease	8
changes per	8
potential health	8
current covid	8
finite volume	8
olympic games	8
benchmark case	8
may become	8
build simul	8
total population	8
south china	8
msv year	8
circulation air	8
health doi	8
second air	8
room without	8
aerosols produced	8
negative air	8
convective heat	8
bioaerosol collection	8
ros production	8
target cell	8
borne transmission	8
rated flow	8
normalized concentration	8
los angeles	8
expiratory droplets	8
data indicate	8
patients whose	8
fatality rate	8
fatigue syndrome	8
may include	8
time monitoring	8
throughput sequencing	8
results indicated	8
composite membrane	8
particle surface	8
two cases	8
chronic fatigue	8
medical clearance	8
childhood asthma	8
filter samples	8
bed hospital	8
differentially abundant	8
acceptable indoor	8
incidence rate	8
autoimmune retinopathy	8
smoke exposure	8
forced ventilation	8
aerosol sampling	8
cross point	8
annual average	8
range transport	8
commercial airliner	8
zone ventilation	8
flow behavior	8
convective flow	8
airline passengers	8
supplementary appendix	8
study showed	8
flower production	8
clearance rate	8
swine confinement	8
cfu cm	8
distribution calculation	8
human mobility	8
particles released	8
next section	8
term health	8
acute lower	8
warfare casualties	8
infectious patients	8
aerosol technology	8
outdoor environment	8
also suggested	8
related deaths	8
airline travel	8
ionizing radiation	8
pressure differential	8
total air	8
infected patient	8
composting facilities	8
starting point	8
power plant	8
studies considered	8
serum samples	8
medical care	8
building research	8
virus spread	8
leakage areas	8
gas concentration	8
flow dynamics	8
floriculture industry	8
age groups	8
authors concluded	8
human occupants	8
national institute	8
literature review	8
upper part	8
indirect contact	8
compact city	8
thermal energy	8
climatic areas	8
regression model	8
optimal policy	8
civil aviation	8
theoretical value	8
respiratory illnesses	8
sick passenger	8
rare earth	8
virus survival	8
efficiency filter	8
maximum likelihood	8
take place	8
long flights	8
highest levels	8
air grille	8
boosted regression	8
plume generated	8
important source	8
incompressible navier	8
pm air	8
relatively low	8
million premature	8
different environmental	8
european cohorts	8
office environment	8
dry air	8
energy recovery	8
two meters	8
calculation result	8
natural experiment	8
respiratory protection	8
transient simulations	8
indoor sources	8
next step	8
human exhaled	8
urban area	8
transfer coefficient	8
long time	8
extreme air	8
considered pm	8
one side	8
table summarizes	8
environmental monitoring	8
two methods	8
airborne concentrations	8
significant risk	8
environmental control	8
control strategies	8
concentration field	8
deaths averted	8
droplet size	8
mean free	8
high density	8
raw material	8
based methods	8
blood gas	8
ill patients	8
viral simulant	8
county level	8
resource management	8
entry screening	8
emergency room	8
mortality rates	8
infections among	8
airflow distribution	8
air cleaner	8
rise hospitals	8
discrete phase	8
continuous monitoring	8
influenza infection	8
mucous membranes	8
including air	8
total resistance	8
higher air	8
iaq audit	8
window leakage	8
occur due	8
electrostatic precipitator	8
like symptoms	8
sars outbreak	8
air microbiome	8
highly contagious	8
south korea	8
pore size	8
specific humidity	8
coal fires	8
next generation	8
particle density	8
attributable fraction	8
confinement buildings	8
mean residual	8
bacteriophage ms	8
heating coil	8
inflammatory airway	8
particles collected	8
reduced air	8
soy agar	8
parallel trend	8
infection spread	8
principal coordinate	8
data set	8
microbial pollution	8
pairwise distances	8
may play	8
base study	8
sample collection	8
ventilation mode	8
hospital admission	8
light sheet	8
tract symptoms	8
activity level	8
energy performance	8
transmitted via	8
allows us	8
travel restrictions	8
care system	8
quality within	8
air conditions	8
average mass	8
university hospital	8
perceived air	8
air cleanliness	8
air sample	8
biological agents	8
three kinds	8
center point	8
environmental samples	8
drinking water	8
enclosure line	8
occupational safety	8
sampling sites	8
room height	7
chronic rhinosinusitis	7
nucleic acids	7
uv lamps	7
special attention	7
water bodies	7
least one	7
major cities	7
bioaerosol levels	7
ventilated spaces	7
particles per	7
negative health	7
risks associated	7
allergic patients	7
human microbiome	7
slightly higher	7
symptomatic patients	7
artificial lung	7
latent load	7
gradient boosted	7
rad laboratories	7
pressure flow	7
sampling protocol	7
rate coefficient	7
collected particles	7
gases emitted	7
current ventilation	7
surrounding air	7
primary diagnosis	7
pd whole	7
microbial exposure	7
east asia	7
natural disasters	7
beta diversity	7
median sagittal	7
chest tightness	7
linear models	7
sampling period	7
sided natural	7
engineered nanoparticles	7
heat sources	7
diseases caused	7
airborne particulate	7
operating costs	7
pian rosa	7
severe pneumonia	7
potential effects	7
industrial activities	7
every min	7
influenza outbreak	7
surgical facemask	7
many people	7
aerosols generated	7
mass fractions	7
average value	7
listeria monocytogenes	7
shear forces	7
rsv activity	7
infants hospitalized	7
response function	7
based samplers	7
final year	7
novel air	7
opening windows	7
different indoor	7
assessing nitrogen	7
occupied space	7
long distance	7
international travel	7
mass transit	7
inflammatory effects	7
unifrac distance	7
leakage data	7
commercial flight	7
room systems	7
fossil fuel	7
patients infected	7
outbreak associated	7
nitric oxide	7
epidemic spread	7
bacterial concentrations	7
percentage change	7
pollution states	7
widely accepted	7
silver nanoparticles	7
regional air	7
meteorological data	7
simulation scenario	7
higher prevalence	7
health endpoints	7
medical kit	7
significant improvement	7
open windows	7
whose primary	7
analyzed using	7
good agreement	7
different ventilation	7
bacterial diversity	7
experimental measurements	7
health regulations	7
laminar airflow	7
health measures	7
laboratory conditions	7
qiime script	7
initial pressure	7
limit value	7
crisis resource	7
escape project	7
among children	7
term air	7
particle filtration	7
logistic model	7
concentration increased	7
human influenza	7
different climatic	7
large numbers	7
chronic bronchitis	7
manufacturing process	7
public awareness	7
international standards	7
drainage flow	7
new zealand	7
infectious risks	7
mass movement	7
polyvinyl chloride	7
control study	7
may indicate	7
aerosol chamber	7
industrial emissions	7
flights lasting	7
power plants	7
hygrothermal response	7
ventilation assessment	7
cut flowers	7
infectious agent	7
sectional study	7
radioactive material	7
mostly used	7
much faster	7
airborne aspergillus	7
deposition amount	7
aerosol science	7
comparatively large	7
physicochemical properties	7
sample recovery	7
aviation supply	7
low flow	7
environmental justice	7
particle sizes	7
transition metals	7
potential risks	7
fatality risk	7
matter exposure	7
air per	7
venous thromboembolism	7
tryptic soy	7
severe copd	7
gu zhenchao	7
higher level	7
quality control	7
driving force	7
exhaust opening	7
fev fvc	7
hemorrhagic fevers	7
particle trajectory	7
exhaust airflow	7
excess fraction	7
mean values	7
prospective cohort	7
indoor fungal	7
among different	7
ultraviolet ray	7
artificial lungs	7
low relative	7
sore throat	7
gel electrophoresis	7
us military	7
cleaning area	7
patients may	7
gompertz model	7
also shows	7
tuberculosis transmission	7
takes place	7
fungal fragments	7
airway pressure	7
type diabetes	7
basement floors	7
become airborne	7
cytokine production	7
air enters	7
parallel flow	7
disease due	7
invalid layer	7
biological aerosol	7
time scale	7
average altitude	7
generation zone	7
pollutant dispersion	7
gene expression	7
rsv positive	7
culture media	7
three types	7
next spirometer	7
heterogeneous effects	7
empirical evidence	7
base scenario	7
trace elements	7
lung inflammation	7
distance metric	7
may show	7
ashrae handbook	7
stage ionization	7
saliva droplets	7
stokes equations	7
liquid supply	7
loss rate	7
cryptococcus neoformans	7
quality guidelines	7
herd immunity	7
lower zone	7
important issue	7
indoor particle	7
input data	7
influenza patients	7
pulse oximetry	7
phage particles	7
conditioning ventilation	7
change rates	7
microbial contaminants	7
inner wall	7
much greater	7
dioxide concentrations	7
highly contaminated	7
gulf war	7
gelatin filters	7
whisper swivel	7
us epa	7
international civil	7
bioaerosol health	7
two studies	7
increased ventilation	7
acid extraction	7
air ions	7
zone center	7
eustachian tube	7
quality data	7
particulate pollutants	7
target trial	7
indoor microbiome	7
human transmission	7
time detection	7
relative importance	7
respiratory infectious	7
mean air	7
liquid droplets	7
taxonomic assignment	7
heating capacity	7
community structure	7
absolute humidity	7
will focus	7
inpatient hospitalizations	7
long periods	7
coated filter	7
airway diseases	7
large scale	7
motor vehicles	7
school children	7
longer time	7
air problems	7
ultraviolet radiation	7
pollution sources	7
sensible heat	7
species diversity	7
relatively large	7
opportunistic pathogens	7
large public	7
abiotic particles	7
cold storage	7
young children	7
using two	7
flow resistance	7
differentiate direct	7
air particles	7
consulting wards	7
solid fraction	7
gas chromatography	7
slit sampler	7
quality monitoring	7
well mixed	7
traffic conditions	7
ebola outbreak	7
antiviral drugs	7
dilution air	7
symptom scores	7
hospital operating	7
ii electrostatic	7
annual mean	7
colony concentration	7
contact transmission	7
innate immunity	7
measured pollution	7
inner tube	7
rain water	7
response relationships	7
toxicological effects	7
aerosolized bacteria	7
adjacent areas	7
building air	7
results indicate	7
data provided	7
poor indoor	7
two major	7
influenza admissions	7
voltage static	7
air parameters	7
stable liquid	7
range airborne	7
nasal resistance	7
knowledge gaps	7
skin test	7
airborne transmitted	7
static samplers	7
gravitational settling	7
ventilated space	7
air duct	7
long range	7
fluorescent lamp	7
two groups	7
pollutants like	7
initial velocity	7
solid fuel	7
average air	7
transport intensity	7
electricity demand	7
long enough	7
physical activity	7
ros generation	7
mortality risk	7
pressure ventilation	7
new studies	7
nanotube filter	7
sampling medium	7
animal facilities	7
particles cm	7
median value	7
tissue culture	7
personalized ventilation	7
harvard university	7
liquid drainage	7
syndrome virus	7
daily mean	7
oxygen reservoir	7
global influenza	7
sampling method	7
home address	7
mainly used	7
negative bacteria	7
enthalpy exchanger	7
di water	7
common hepa	7
fungal aerosols	7
particles deposited	7
will result	7
continuous air	6
using air	6
ventilator mask	6
controlled trial	6
culturable bioaerosol	6
particle loss	6
fungal communities	6
airflow velocity	6
acute viral	6
total energy	6
potential risk	6
increased levels	6
associated health	6
volcanic gases	6
available data	6
surveillance data	6
air tightness	6
schematic diagram	6
amoy gardens	6
shower heads	6
potentially infectious	6
precautionary principle	6
better ventilation	6
indoor emissions	6
save energy	6
surface disinfection	6
airborne biological	6
spread across	6
strongly influenced	6
air balance	6
hospital building	6
built forms	6
detailed design	6
including pm	6
international health	6
one kind	6
causal relationship	6
crucial role	6
high altitudes	6
standard dust	6
combined effect	6
mainly depends	6
ten times	6
office work	6
nosocomial outbreak	6
tuberculin skin	6
surface cooler	6
site measurements	6
much smaller	6
experimental set	6
controlled exposure	6
gas simulation	6
supply openings	6
independent air	6
common colds	6
atmospheric temperature	6
jet plume	6
aboard aircraft	6
time scales	6
short time	6
cabin pressurization	6
meteorological normalisation	6
turbulence intensity	6
microbial content	6
weather controls	6
also reduce	6
wetted wall	6
settle plate	6
different countries	6
disease progression	6
pathogenic bacteria	6
infectious isolation	6
community composition	6
exhaust system	6
stratospheric ozone	6
architectural design	6
ischemic heart	6
housing units	6
calculated results	6
experimental group	6
air must	6
field measurement	6
human occupancy	6
pollution perception	6
travel intensity	6
sampling efficiency	6
influenza pandemic	6
airflow rates	6
eddy current	6
alveolar region	6
cleaner air	6
poisson pseudo	6
antiviral efficiency	6
airborne contagion	6
aerosols containing	6
sars patients	6
arterial blood	6
interior surface	6
taxa identified	6
filtration efficiencies	6
various indoor	6
refrigeration system	6
exhaust vents	6
linear relationship	6
liquid membranes	6
rrna genes	6
taxonomic profile	6
sampling points	6
statistical life	6
genetic data	6
questionnaire survey	6
radiant panel	6
nuclear power	6
severe respiratory	6
air molecules	6
severe covid	6
low molecular	6
bacterial pathogens	6
source control	6
european commission	6
protective layers	6
design parameters	6
virtual impactors	6
economic recovery	6
two important	6
following conclusions	6
year fixed	6
may represent	6
supply velocity	6
study also	6
mechanical ventilator	6
flower farms	6
pollution reduction	6
also measured	6
heavy traffic	6
laser desorption	6
problems associated	6
paper filter	6
humid air	6
indoor surfaces	6
will make	6
northern china	6
horizontal plane	6
based analysis	6
anthracis spores	6
greatest temperature	6
induction air	6
indoor aerosol	6
airflow around	6
moisture permeation	6
numerical analysis	6
kinetic energy	6
experimental conditions	6
heme oxygenase	6
deaths due	6
also cause	6
neurodegenerative diseases	6
weighted unifrac	6
turbulence model	6
comfort level	6
also one	6
data sets	6
like illness	6
thermal conditions	6
moisture load	6
medical procedures	6
potential impact	6
strong association	6
endsealing glue	6
transmission via	6
different wind	6
give rise	6
department visits	6
international airport	6
water damage	6
respiratory droplet	6
recommended value	6
vary considerably	6
secondary airborne	6
energy demand	6
generation sequencing	6
spherical particle	6
external window	6
cold air	6
may reduce	6
current pandemic	6
examples include	6
sustainable development	6
currently available	6
distance zones	6
duct length	6
secondary flow	6
work exposures	6
air carriers	6
large surface	6
jet aircraft	6
dust storms	6
lower chamber	6
placed inside	6
studies show	6
differential equations	6
regression analysis	6
working area	6
pt pore	6
direct association	6
gut microbiota	6
climate classification	6
air outlets	6
drainage liquid	6
bioaerosol monitoring	6
pressure within	6
air monitoring	6
water activity	6
intensive land	6
infectious virus	6
diseases transmitted	6
healthcare settings	6
successfully used	6
liquid collection	6
tuberculosis patients	6
human behavior	6
computational time	6
flow direction	6
study conducted	6
deposition onto	6
united kingdom	6
potential source	6
deaths annually	6
viable microorganisms	6
contact rate	6
mean level	6
air services	6
respirable pathogens	6
velocity increases	6
illumina sequencing	6
lapse rate	6
decay rate	6
well known	6
transmission aboard	6
dna fragments	6
another example	6
averted due	6
particle clearance	6
air throughout	6
document titled	6
transfer efficiency	6
located within	6
droplet borne	6
aerosol concentration	6
cfd simulations	6
largest nosocomial	6
petri dishes	6
frequently used	6
ventive active	6
hygienic specification	6
diseases associated	6
low emission	6
many airlines	6
income countries	6
graphene oxide	6
second floor	6
particle mass	6
independent variables	6
european countries	6
pathogens indoors	6
analysis system	6
increased incidence	6
elpi tm	6
disease outbreak	6
purification efficiency	6
return diffuser	6
indoor climate	6
air volumes	6
extremely high	6
particle tracing	6
gattii species	6
air dispersion	6
toward understanding	6
many patients	6
regional office	6
effective control	6
new delhi	6
tunnel heat	6
collection medium	6
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health issues	6
heart rate	6
high induction	6
considered constant	6
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european union	6
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related symptoms	6
particle generation	6
numerical study	6
surgical facemasks	6
fibrous filters	6
maximum difference	6
respiratory conditions	6
haemophilus influenza	6
disease burden	6
studies conducted	6
horizontal adjacent	6
using standard	6
diameter range	6
total area	6
university students	6
gastrointestinal tract	6
microbial agents	6
vacuum cleaner	6
pathogen spread	6
accountability studies	6
difference profile	6
haul flights	6
world bank	6
flow near	6
also associated	6
room volume	6
using high	6
industrial environments	6
large openings	6
controlling infection	6
environment may	6
southeast asia	6
source heat	6
cascade impactor	6
healthy people	6
improving closed	6
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mean count	6
among office	6
effective dose	6
adjacent units	6
peak expiratory	6
contaminated water	6
average diameter	6
test results	6
particle velocity	6
ultraviolet irradiation	6
two large	6
north america	6
flight attendant	6
mortality rate	6
passengers seated	6
industrial facilities	6
volcanic eruption	6
cm item	6
study population	6
cerebrovascular disease	6
cfd analysis	6
inversely proportional	6
diabetes mellitus	6
two particles	6
thermal environment	6
mass transport	6
found value	6
may get	6
environ res	6
many aspects	6
pressurized water	6
long duration	6
electron microscopy	6
chemical pollutants	6
outtake flow	6
indoor pollution	6
lower floors	6
person may	6
pollutants flowed	6
deep vein	6
inhaled particles	6
source term	6
aircraft flights	6
densely populated	6
fitting effect	6
inpatient ward	6
following sections	6
pediatric patients	6
studies showed	6
significant effects	6
million covid	6
italian localities	6
assessed using	6
transit stations	6
related illnesses	6
point source	6
correction factor	6
bronchial epithelial	6
positive effect	6
secondhand smoking	6
flight medical	6
py script	6
also provide	6
cell membrane	6
untreated patients	6
building design	6
lower section	6
floriculture supply	6
improving air	6
dispersion distance	6
mean temperature	6
respiratory mortality	6
rate ratio	6
lower airways	6
building envelope	6
particles emitted	6
mean concentrations	6
walled carbon	6
publicly available	6
energy conservation	6
diameter smaller	6
low concentration	6
gas mixture	6
significant impact	6
function tests	6
outlet temperature	6
flow patterns	6
ventilation measures	6
fine particle	6
lighthouse particle	6
aviation organization	6
atmospheric air	6
upper airway	6
also need	6
first two	6
pollution increases	6
cyclone sampler	6
per week	6
gypsum board	6
specific heat	6
absolute value	6
bus environment	6
distribution method	6
fungal colonization	6
epithelial cell	6
air cleaners	6
airborne pathogen	6
increased prevalence	6
human skin	6
air space	6
pulmonary embolism	6
induced asthma	6
low risk	6
venous thrombosis	6
door tightness	6
significantly larger	6
dimensional model	6
secondary vehicles	6
pcr amplification	6
response relationship	6
cause mortality	6
size droplets	6
online version	6
face shields	6
international legislation	6
operating theatre	6
predictor variables	6
isolation measures	6
economic factors	6
air transmission	6
vein thrombosis	6
study revealed	6
surface sampling	6
montreal protocol	6
hospitalized patients	6
architectural studies	6
systematic analysis	6
pollution emissions	6
viral dynamics	6
time bioaerosol	6
airborne microorganism	6
high throughput	6
microorganisms present	6
different levels	6
altitude simulation	6
pollution level	6
flow along	6
time step	6
lung injury	6
energy sources	6
cruise ship	6
phylogenetic diversity	6
peak time	6
aerosol particle	6
creative commons	6
basement floor	6
exchanges per	6
sampling techniques	6
increasing supply	6
mixed condition	6
three scenarios	6
ventilation method	6
influenza aboard	6
vehicular traffic	6
laden air	6
trend assumption	6
positive patient	6
fungal spore	6
will change	6
forces acting	6
research studies	6
ats ers	6
studies using	6
last decade	6
dispersion induced	6
us department	6
adaptive immunity	6
vice versa	6
medical emergencies	6
illness among	6
enrichment ratio	6
much attention	6
exhale air	6
potentially important	6
airway epithelial	6
key role	6
electric strength	6
mathematical modeling	6
nadph oxidase	6
environmental impacts	6
asthma air	6
air diffusers	5
readily available	5
flight pao	5
outflow valves	5
thermal plumes	5
large area	5
release rate	5
prediction model	5
solar energy	5
thermal performances	5
extensively studied	5
smaller droplets	5
air speed	5
paid attention	5
study office	5
bronchoscopy rooms	5
capture efficiency	5
air mixing	5
constant temperature	5
probability distributions	5
northern hemisphere	5
iaq issues	5
studies indicate	5
inanimate surfaces	5
using different	5
federal aviation	5
immediate vicinity	5
inoculation chamber	5
factors involved	5
medical facilities	5
pollution events	5
reduced lung	5
particle resuspension	5
cleaning products	5
humid climates	5
ventilation effectiveness	5
samples collected	5
longer term	5
proposed model	5
bacterial flora	5
valve mask	5
archimedes number	5
first filter	5
coriolis air	5
great potential	5
various resistances	5
uni en	5
gas phase	5
also increase	5
used ventilation	5
outwardly opening	5
strategic planning	5
actual measurement	5
also contribute	5
patient will	5
control volume	5
high filtration	5
commercial facilities	5
related macular	5
particle bounce	5
flight crews	5
upper section	5
ward doors	5
current state	5
mouth nose	5
building envelopes	5
different methods	5
intestinal microbiota	5
particular reference	5
aerosol generation	5
may require	5
health issue	5
occupational diseases	5
vertical plane	5
dust mites	5
colony forming	5
stranded dna	5
air particulate	5
also present	5
patient information	5
actual separation	5
negative differential	5
air mass	5
two people	5
nuclear microporous	5
health study	5
aspect ratio	5
thermal environments	5
extremely low	5
heart failure	5