title: [The long-term safety of use of the stainless steel IUD: over 20 years use. Clinical and pathological analysis].
authors.forename: B Y
authors.initials: BY
authors.lastname: Yang
mesh_terms: D001208:Asia; D001695:Biology; D002681:China; D003267:Contraception; D003906:Developing Countries; D003933:Diagnosis; D004717:Endometrium; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D005202:Asia, Eastern; D005835:Genitalia; D005836:Genitalia, Female; D007434:Intrauterine Devices; D010827:Physiology; D012106:Research; D012107:Research Design; D014566:Urogenital System; D014599:Uterus
keywords: Asia; Biology; China; Contraception; Contraception Termination; Contraceptive Methods; Control Groups; Developing Countries; Eastern Asia; Endometrial Effects--changes; Endometrium; Evaluation; Examinations And Diagnoses; Family Planning; Genital Effects, Female; Genitalia; Genitalia, Female; Iud; Iud, Unmedicated; Physiology; Research Methodology; Urogenital Effects; Urogenital System; Uterine Effects; Uterus