1. From the Medical Faculty of the Charité (F.H., R.D., J.J., F.Q., L.H., D.N.M., F.C.L.), Franz-Volhard Clinic, HELIOS Klinikum, Berlin, Germany; the Max-Delbrück Center for Molecular Medicine (G.W., D.N.M., F.C.L.), Berlin, Germany; the Department of Obstetrics and Gynecology, Ulleval University Hospital (N.K.H., A.C.S.), and the Faculty of Medicine (N.K.H., A.C.S.), University of Oslo, Oslo, Norway.