Common variants upstream of KDR encoding VEGFR2 and in TTC39B associate with endometriosis oleh Valgerdur Steinthorsdottir, Gudmar Thorleifsson, Kristrun Aradottir, Bjarke Feenstra, Asgeir Sigurdsson, Lilja Stefansdottir, Anna M. Kristinsdottir, Florian Zink, Gisli H. Halldorsson, Nete Munk Nielsen, Frank Geller, Mads Melbye, Daniel F. Gudbjartsson, Reynir T. Geirsson, Unnur Thorsteinsdottir, Kari Stefansson