3Grady D,Gebretsadik T,Kerlikowske K,et al.Reviews:Hormone replace ment the rapy and endometrial cancer risk:A meta-analysis[J].Obstet Gyneclo,1995,85(2):304
4Sylvestre C, Child TJ, Tuland T, et al. A prospectivestudy to evaluate the efficacy of two and three-dimensional sonography in women with intrauterine lesion [J]. Fertil Steril, 2003,79:1222- 1225
5Kamel HS, Darwish AM, Mohamed SA. Comparisonof transvaginal ultrasonography and vaginal sonohystero-graphy in the detection of endometrial polyps [J], Acta Ob2stet Gynecol Scand,2000,79: 902-903.