World trends in infant feeding.
D001942:Breast Feeding; D005260:Female; D005333:Fetus / Q000378:metabolism; D005512:Food Hypersensitivity; D006801:Humans; D007223:Infant; D007225:Infant Food; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn; D007774:Lactation; D008297:Male; D008895:Milk, Human / Q000276:immunology; D009748:Nutrition Disorders; D011247:Pregnancy; D011248:Pregnancy Complications; D011388:Prolactin / Q000502:physiology
D011388:Prolactin