title: Incomplete removal of an intrauterine system.
authors.forename: Zhenying
authors.initials: Z
authors.lastname: Zhu
authors.forename: Xiaoying
authors.initials: X
authors.lastname: Yao
mesh_terms: D000328:Adult; D020878:Device Removal / Q000009:adverse effects*; D005260:Female; D006801:Humans; D015907:Hysteroscopy; D007434:Intrauterine Devices
keywords: China; abortion; intrauterine systems