1. Department of Gynecology, Obstetrics, and Reproductive Medicine, University Medical School of Saarland, Homburg, Saar, Germany
2. Department of Nuclear Medicine, Saarland University, Homburg, Saar, Germany
3. Department of Diagnostic and Interventional Radiology, Saarland University Medical Center, Homburg, Saar, Germany
4. Department of General, Visceral, Vascular and Pediatric Surgery, Saarland University Medical Center, Homburg, Saar, Germany
5. Department of Pathology, Saarland University Medical Center, Homburg, Saar, Germany
6. Department of Gynecology, Obstetrics and Reproductive Medicine, University Medical School of Saarland, Homburg, Saar, Germany