title: Postpartum lactation amenorrhea: endometrial pattern and reproductive ability.
mesh_terms: D000293:Adolescent; D000328:Adult; D000568:Amenorrhea / Q000209:etiology; D001706:Biopsy; D001942:Breast Feeding; D004717:Endometrium / Q000166:cytology / Q000473:pathology*; D005260:Female; D005298:Fertility; D006801:Humans; D007247:Infertility, Female / Q000209:etiology; D007774:Lactation; D008598:Menstruation; D049590:Postpartum Period; D011247:Pregnancy; D013997:Time Factors