title: Breast-feeding - the best contraceptive?
mesh_terms: D001695:Biology; D001940:Breast; D003267:Contraception; D003276:Contraceptives, Oral; D005193:Family Planning Services; D007774:Lactation; D017258:Medroxyprogesterone Acetate; D010827:Physiology; D011247:Pregnancy
chemical_list: D003276:Contraceptives, Oral; D017258:Medroxyprogesterone Acetate
keywords: Biology; Contraception; Contraceptive Agents, Progestin; Contraceptive Methods; Depo-provera; Family Planning; Lactation; Mammary Gland Effects; Maternal Physiology; Oral Contraceptives; Physiology