5Krdlikovcl M,Vetvicka V. Endometriosis and ovarian cancer[J]. World J Clin Oncol,2014,5(5) :800.
6Valentin L,Ameye L,Franchi D, et al. Risk of malignancy in u nilocular cystsa study Of 1148 adnexal masses classified as uni locular cysts at transvaginal ultrasound and review of the litera ture[J]. Ultrasound Obstet Gynecol, 2013,41 ( 1 ) : 80.