1. Department of Thoracic Surgery, ‘Marius Nasta’ National Institute of Pneumology, Bucharest 050159, Romania
2. Department of Bronchology, ‘Marius Nasta’ National Institute of Pneumology, Bucharest 050159, Romania
3. Department of Intensive Care Unit, ‘Marius Nasta’ National Institute of Pneumology, Bucharest 050159, Romania
4. Department of Surgery, ‘Ponderas’ Academic Hospital, Bucharest 021188, Romania
5. Department of Obstetrics and Gynecology, ‘Carol Davila’ University of Medicine and Pharmacy, Bucharest 020021, Romania
6. Department of Marketing and Medical Technology, ‘Carol Davila’ University of Medicine and Pharmacy, Bucharest 020021, Romania
7. Department of Public Health and Management, ‘Carol Davila’ University of Medicine and Pharmacy, Bucharest 020021, Romania
8. Department of Urology, ‘Prof. Dr. Th. Burghele’ Clinical Hospital, Bucharest 050653, Romania
9. Department of Surgery, ‘Carol Davila’ University of Medicine and Pharmacy, Bucharest 020021, Romania