A longitudinal study of diarrhoea among children in Calcutta communities.
D002675:Child, Preschool; D003967:Diarrhea / Q000453:epidemiology*; D003968:Diarrhea, Infantile / Q000453:epidemiology; D006801:Humans; D007194:India; D007223:Infant; D008137:Longitudinal Studies