Editorial: The contraceptive pill-current status.
D000568:Amenorrhea / Q000139:chemically induced; D003276:Contraceptives, Oral / Q000009:adverse effects; D004967:Estrogens / Q000008:administration & dosage; D005260:Female; D006801:Humans; D011372:Progestins / Q000008:administration & dosage; D013923:Thromboembolism / Q000139:chemically induced
D003276:Contraceptives, Oral; D004967:Estrogens; D011372:Progestins