2Guerriero S,Mais V,Ajossa S. Travnsvaginal ultra-sonography combined with Ca-125 plasma levels in the diagno-sis of endometrionmea[J].{H}Fertility and Sterility,1996.293.
3Fleischer AC,Kepple DM. Benign conditions of uterus,cervix and endometrium[A].St Louis:Mosby Year Book,1992.21-41.