Cyclic endometrial changes in response to  monthly injections of an estrogen-progestogen contraceptive drug. A histologic study.
D001284:Atrophy; D001706:Biopsy; D003276:Contraceptives, Oral / Q000008:administration & dosage*; D003593:Cytoplasm; D004717:Endometrium / Q000187:drug effects*; D004958:Estradiol / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D008598:Menstruation; D011247:Pregnancy; D011372:Progestins / Q000008:administration & dosage*; D013997:Time Factors
D003276:Contraceptives, Oral; D011372:Progestins; D004958:Estradiol