title: The TCu-300 IUD. A preliminary report.
mesh_terms: D000293:Adolescent; D000328:Adult; D003300:Copper; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects; D011095:Polyethylenes; D011247:Pregnancy
chemical_list: D011095:Polyethylenes; D003300:Copper