1. Department of Urology, ‘Carol Davila’ University of Medicine and Pharmacy, 020021 Bucharest, Romania
2. Department of Urology, University Emergency Central Military Hospital, 010825 Bucharest, Romania
3. Department of Visceral Surgery, ‘Ponderas’ Academic Hospital, 021188 Bucharest, Romania
4. Department of Obstetrics and Gynecology, ‘Carol Davila’ University of Medicine and Pharmacy, 023991 Bucharest, Romania
5. Department of Internal Medicine, ‘Carol Davila’ University of Medicine and Pharmacy, 020021 Bucharest, Romania
6. Department of Thoracic Surgery, ‘Marius Nasta’ National Institute of Pneumophtisiology, 050159 Bucharest, Romania
7. Department of Anesthesiology, ‘Fundeni’ Clinical Institute, 022328 Bucharest, Romania