title: The intrauterine contraceptive device. A prospective 5 year clinical study.
mesh_terms: D000328:Adult; D002140:California; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects; D011247:Pregnancy; D011446:Prospective Studies; D014591:Uterine Diseases / Q000209:etiology; D014592:Uterine Hemorrhage / Q000209:etiology