Breast-feeding.
D001941:Breast Diseases / Q000517:prevention & control; D001942:Breast Feeding; D005260:Female; D006801:Humans; D007223:Infant; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn; D008895:Milk, Human / Q000032:analysis; D011181:Postnatal Care; D011187:Posture; D011247:Pregnancy; D013391:Sucking Behavior; D013997:Time Factors