[Morbidity of infants grouped according to nutrition. A study  at Andai-cho, Iwate Prefecture].
D006801:Humans; D007223:Infant; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000453:epidemiology; D007564:Japan; D009017:Morbidity