Daily progestogen for contraception: a clinical study.
D000328:Adult; D001706:Biopsy; D002582:Cervix Mucus / Q000187:drug effects; D002715:Chlormadinone Acetate / Q000008:administration & dosage* / Q000009:adverse effects; D002986:Clinical Trials as Topic; D003276:Contraceptives, Oral / Q000008:administration & dosage*; D003464:Culdoscopy; D004717:Endometrium / Q000187:drug effects; D005260:Female; D006801:Humans; D007774:Lactation; D008598:Menstruation; D011247:Pregnancy; D011276:Pregnanediol / Q000652:urine
D003276:Contraceptives, Oral; D002715:Chlormadinone Acetate; D011276:Pregnanediol