Department of Obstetrics, Gynecology and Reproductive Endocrinology (UniKiD), Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University Düsseldorf, Düsseldorf, North Rhine-Westphalia
Center for Reproductive Medicine, IVF SAAR, Saarbrücken, Saarland
Department of Reproductive Medicine and Gynecological Endocrinology, University Hospital of Schleswig-Holstein, Campus Kiel, Kiel, Schleswig-Holstein
Department of Reproductive Medicine and Gynecological Endocrinology, University Hospital of Schleswig-Holstein, Campus Lübeck, Lübeck, Schleswig-Holstein