1. Department of Obstetrics and Gynaecology, Division of Special Gynecology, University of Vienna, Austria, Department of Obstetrics and Gynaecology, LKHVillach,Villach,Austria
2. Department of Clinical Pathology, Division of Gynecopathology, University of Vienna, Austria
3. Department of Obstetrics and Gynaecology, LKHVillach,Villach,Austria
4. Department of Obstetrics and Gynaecology, Division of Special Gynecology, University of Vienna, Austria
5. Department of Obstetrics and Gynaecology, Division of Special Gynecology, University of Vienna, Austria,