article 2004 Molecular analysis of the angiogenic status in endometriotic lesions and eutopic endometrium ·doi:10.1240/sav_gbm_2004_h_000761
article 2002 Menstrual cycle dependent expression patterns of vascular endothelial growth factor (VEGF-A) and angiopoietins (Ang) in eutopic endometrium and upregulation of Ang-1 and Ang-2 in endometriosis ·doi:10.1016/s0015-0282(01)03068-0