Acute lower respiratory tract infections in Calcutta children: An etiologic study.
D002675:Child, Preschool; D005260:Female; D006193:Haemophilus influenzae / Q000254:growth & development*; D006801:Humans; D007194:India; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D009174:Mycoplasma / Q000254:growth & development; D012141:Respiratory Tract Infections / Q000453:epidemiology* / Q000209:etiology*