title: Copper loss & cytopathological changes associated with copper IUD use.
mesh_terms: D000328:Adult; D003300:Copper / Q000378:metabolism; D005260:Female; D006801:Humans; D007435:Intrauterine Devices, Copper / Q000009:adverse effects*; D008595:Menorrhagia / Q000209:etiology*; D010298:Parity; D013997:Time Factors; D002578:Uterine Cervical Dysplasia / Q000209:etiology*; D002579:Uterine Cervical Erosion / Q000209:etiology*; D002575:Uterine Cervicitis / Q000209:etiology*
chemical_list: D003300:Copper