Aspects of a new oral contraceptive, Ovulen.
D000328:Adult; D003276:Contraceptives, Oral / Q000627:therapeutic use*; D005040:Ethynodiol Diacetate / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008656:Mestranol / Q000627:therapeutic use*; D011372:Progestins / Q000627:therapeutic use*
D003276:Contraceptives, Oral; D011372:Progestins; D005040:Ethynodiol Diacetate; D008656:Mestranol