The role of gene polymorphisms in endometriosis by Matalliotakis, M, Zervou, M, Matalliotaki, C, Rahmioglu, N, Koumantakis, G, Kalogiannidis, I, Prapas, I, Zondervan, K, Spandidos, D, Matalliotakis, I, Goulielmos, G