title: Experience with the copper-T and Silicone Shell Loop in parous women: a randomized study.
mesh_terms: D000293:Adolescent; D000328:Adult; D003300:Copper; D005260:Female; D006801:Humans; D007433:Intrauterine Device Expulsion; D007434:Intrauterine Devices / Q000009:adverse effects; D010146:Pain; D010298:Parity; D011247:Pregnancy; D012828:Silicones; D014592:Uterine Hemorrhage / Q000209:etiology
chemical_list: D012828:Silicones; D003300:Copper