Combined and sequential oral contraceptives and progesterone.
D003276:Contraceptives, Oral / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D010060:Ovulation / Q000187:drug effects; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*
D003276:Contraceptives, Oral; D011374:Progesterone