Withdrawal bleeding in diagnosis of pregnancy.
D004967:Estrogens; D005260:Female; D006801:Humans; D011247:Pregnancy; D011258:Pregnancy Tests; D011374:Progesterone / Q000031:analogs & derivatives
D004967:Estrogens; D011374:Progesterone
ESTROGENS/effects; PREGNANCY TESTS; PROGESTERONE/related compounds