Examinations with a monohormonal oral contraceptive agent (continuin).
D002715:Chlormadinone Acetate / Q000008:administration & dosage; D003276:Contraceptives, Oral / Q000008:administration & dosage*; D003278:Contraceptives, Oral, Hormonal / Q000008:administration & dosage* / Q000009:adverse effects / Q000266:history; D005260:Female; D049673:History, 20th Century; D006801:Humans; D009640:Norethindrone / Q000008:administration & dosage; D009644:Norgestrel / Q000008:administration & dosage
D003276:Contraceptives, Oral; D003278:Contraceptives, Oral, Hormonal; D002715:Chlormadinone Acetate; D009644:Norgestrel; D009640:Norethindrone