id author title date pages extension mime words sentences flesch summary cache txt cord-027859-citynr6c P. Shetty, Nandini Epidemiology of Disease in the Tropics 2020-06-22 .txt text/plain 9147 466 53 No more than six deadly infectious diseases: pneumonia, tuberculosis, diarrhoeal diseases, malaria, measles and more recently, HIV/AIDS, account for half of all premature deaths, killing mostly children and young adults (Figure 3 .3). 9 In May 2002, the World Health Organization and the United Nations Children's Fund recommended that the formulation of oral rehydration solution (ORS) for treatment of patients with diarrhoea be changed to one with a reduced osmolarity and that safety of the new formulation, particularly development of symptomatic hyponatremia, be monitored. Rotavirus is the most common cause of severe diarrhoeal disease in infants and young children all over the world, and an important public health problem, particularly in developing countries where 600 000 deaths each year are associated with this infection. falciparum causes most of the severe disease and deaths attributable to malaria and is most prevalent in Africa south of the Sahara and in certain areas of South-east Asia and the Western Pacifi c (Figure 3.7) . ./cache/cord-027859-citynr6c.txt ./txt/cord-027859-citynr6c.txt