title: A prospective study of post partum menstrual function in southern Nigerians.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008598:Menstruation; D009549:Nigeria; D049590:Postpartum Period; D011247:Pregnancy; D011446:Prospective Studies; D013997:Time Factors