Pattern of some viruses in acute respiratory illness during 1972--73 at Lucknow.
D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007194:India; D008875:Middle Aged; D012140:Respiratory Tract Diseases / Q000382:microbiology*; D014780:Viruses / Q000302:isolation & purification*