title: A comparison of intrauterine contraceptive devices and oral contraceptives in the nullipara.
mesh_terms: D000293:Adolescent; D000328:Adult; D001835:Body Weight / Q000187:drug effects; D003276:Contraceptives, Oral / Q000009:adverse effects; D005260:Female; D005500:Follow-Up Studies; D005687:Galactorrhea / Q000139:chemically induced; D006801:Humans; D006973:Hypertension / Q000139:chemically induced; D007434:Intrauterine Devices / Q000009:adverse effects; D010298:Parity; D000292:Pelvic Inflammatory Disease / Q000209:etiology; D010689:Phlebitis / Q000139:chemically induced; D011247:Pregnancy; D011275:Pregnancy, Unwanted
chemical_list: D003276:Contraceptives, Oral