A longitudinal study of morbidity in rural area.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006306:Health Surveys; D006801:Humans; D007194:India; D007223:Infant; D008297:Male; D008875:Middle Aged; D009017:Morbidity; D012423:Rural Health; D012959:Socioeconomic Factors