Withdrawal bleeding following oral estrogen-progesterone administration.
D000284:Administration, Oral; D000568:Amenorrhea / Q000628:therapy*; D004967:Estrogens / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D011374:Progesterone / Q000627:therapeutic use*; D014592:Uterine Hemorrhage
D004967:Estrogens; D011374:Progesterone
AMENORRHEA/therapy; ESTROGENS/therapeutic use; PROGESTERONE/therapeutic use