title: [Allowable duration for using intrauterine polyethylene contraceptives].
mesh_terms: D000293:Adolescent; D000328:Adult; D004717:Endometrium / Q000187:drug effects; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D008875:Middle Aged; D011095:Polyethylenes / Q000009:adverse effects; D013997:Time Factors
chemical_list: D011095:Polyethylenes
vernacular_title: Dopustimaia dlitel'nost' primeneniia polietilenovykh vnutrimatochnykh kontratseptivov.