Plural births--mortality and morbidity.
D000293:Adolescent; D000328:Adult; D001722:Birth Order; D001724:Birth Weight; D000013:Congenital Abnormalities / Q000453:epidemiology; D004200:Diseases in Twins / Q000453:epidemiology; D005260:Female; D005313:Fetal Death / Q000453:epidemiology; D006801:Humans; D007194:India; D007226:Infant Mortality; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn; D008297:Male; D008423:Maternal Age; D010298:Parity; D011247:Pregnancy; D014427:Twins