1. Department of Visceral Surgery, Center of Excellence in Translational Medicine, Fundeni Clinical Institute, 022328 Bucharest, Romania
2. Department of Surgery, Ponderas Academic Hospital, 014142 Bucharest, Romania
3. Department of Obstetrics and Gynecology, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, Romania
4. Department of Surgery, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, Romania
5. Department of Public Health and Management, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, Romania
6. Department of Marketing and Medical Technology, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, Romania
7. Department of Urology, Clinical Hospital Prof. Dr. Th. Burghele, 061344 Bucharest, Romania
8. Department of Internal Medicine, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, Romania
9. Department of Cardiovascular Surgery, Emergency Institute for Cardiovascular Diseases Prof. Dr. C. C. Iliescu, 022328 Bucharest, Romania
10. Department of Thoracic Surgery, Marius Nasta National Institute of Pneumology, 050159 Bucharest, Romania
11. Department of Surgery, Ilfov County Hospital, 077160 Bucharest, Romania