An epidemiological study of morbidity pattern.
D000367:Age Factors; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007194:India; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D009017:Morbidity; D012737:Sex Factors; D012959:Socioeconomic Factors