A study of viral fever in the city of Madras.
D000293:Adolescent; D000328:Adult; D002648:Child; D003715:Dengue / Q000175:diagnosis / Q000453:epidemiology*; D004196:Disease Outbreaks / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007194:India; D007251:Influenza, Human / Q000175:diagnosis / Q000453:epidemiology*; D008297:Male