1. Department of Urology, “Carol Davila” University of Medicine and Pharmacy, 8 Eroii Sanitari Blvd., 050474 Bucharest, Romania
2. Department of Urology, “Prof. Dr. Th. Burghele” Clinical Hospital, 20 Panduri str., 050659 Bucharest, Romania
3. Department of Obstetrics and Gynecology, “Carol Davila” University of Medicine and Pharmacy, 8 Eroii Sanitari Blvd., 050474 Bucharest, Romania
4. Department of Obstetrics and Gynecology, Elias University Emergency Hospital, 17 Mărăști Blvd., 050474 Bucharest, Romania
5. Medical Sciences Section, Academy of Romanian Scientists, 050085 Bucharest, Romania