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可复性长效节育98049——对TCu380A和TCu220C的12年实践随访UnitedNationsDevelopmentProgramme,etalContraception1997;56:341本研究总结了来自24个中心,关于TCu380A和T...
Refractory long-term birth control 98049 - 12-year follow-up of TCu380A and TCu220C UnitedNationsDevelopmentProgramme, etalConceptionception; 97: 56: 341 This study summarizes the results from 24 centers on TCu380A and T ...