title: The Shanghai ring: two case reports and review of literature.
authors.affiliation: Department of Obstetrics and Gynaecology, Royal Gwent Hospital, Newport, UK. jyothi142krishna@yahoo.co.in
authors.forename: J
authors.initials: J
authors.lastname: Padavala
authors.forename: M
authors.initials: M
authors.lastname: Ashraf
mesh_terms: D000328:Adult; D002681:China; D020878:Device Removal / Q000379:methods*; D054242:Emigrants and Immigrants; D004867:Equipment Design; D005260:Female; D006801:Humans; D015907:Hysteroscopy; D007434:Intrauterine Devices / Q000009:adverse effects*; D008595:Menorrhagia / Q000000981:diagnostic imaging / Q000209:etiology*; D008875:Middle Aged; D014463:Ultrasonography