title: Copper levels in cervical mucus of women with copper-bearing and noncopper-bearing intrauterine devices.
mesh_terms: D000293:Adolescent; D000328:Adult; D002582:Cervix Mucus / Q000032:analysis* / Q000378:metabolism; D003300:Copper / Q000009:adverse effects / Q000032:analysis*; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects*; D010969:Plastics / Q000009:adverse effects
chemical_list: D010969:Plastics; D003300:Copper