9Siristatidis C,Nissotakis C,Chrelias,et al.Immunological factors and their role in the genesis and developent of endometriosis.J Obstet Gynaecol Res,2006,32:162-170.
10Cheng YH,Imir A,Fenkci V,et al.Stromal cells of endometriosis fail to produce pacacrine factors that induce epithelial 17beta-hydroxysteroid dehydrogenase type 2 gene and its transcriptional regulator Sp1:a mechanism for defective estradiol metabolism.Am J Obstet Gynecol,2007.196:391.el-7.