Nutrition of infants and children.
D000293:Adolescent; D000818:Animals; D001942:Breast Feeding; D002648:Child; D002664:Child Nutritional Physiological Phenomena; D002675:Child, Preschool; D003906:Developing Countries; D004032:Diet; D006801:Humans; D007223:Infant; D007225:Infant Food; D007228:Infant Nutrition Disorders / Q000453:epidemiology; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn; D008892:Milk