1. Department of Urology, University of Patras, Patras, Greece.
2. Department of Internal Medicine, Aghios Andreas General Hospital, Patras, Greece.
3. Department of Anesthesiology and ICU, University of Patras, Patras, Greece.
4. Department of Urology, Medical University of Vienna, Vienna, Austria.
5. Department of Urology, Institute of Urology and Reproductive Health, Sechenov University, Moscow, Russia.