1. 2nd Department of Urology, Aristotle University of Thessaloniki, General Hospital ‘Papageorgiou’, 56403 Thessaloniki, Greece
2. Department of Biological Chemistry, Medical School, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece
3. Pelvic Floor Unit, Department of Urology, Aarhus University Hospital, 8200 Aarhus, Denmark
4. Department of Pathology, General Hospital Papageorgiou, 56429 Thessaloniki, Greece