title: Risks of intrauterine contraceptive devices.
mesh_terms: D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects*; D000292:Pelvic Inflammatory Disease / Q000209:etiology; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000209:etiology; D012306:Risk; D014595:Uterine Perforation / Q000209:etiology