1. Department of General Surgery, Atatürk University Faculty of Medicine, Erzurum, Türkiye

2. Clinic of General Surgery, Şişli Hamidiye Etfal Education and Research Hospital, İstanbul, Türkiye

3. Clinic of General Surgery, Ümraniye Education and Research Hospital, İstanbul, Türkiye

4. Department of General Surgery, Yeditepe University Faculty of Medicine, İstanbul, Türkiye

5. Department of General Surgery, Harran University Faculty of Medicine, Şanlıurfa, Türkiye

6. Clinic of General Surgery, Medicana International İzmir Hospital, İzmir, Türkiye

7. Clinic of Gastroenterological Surgery, Ankara State Hospital, Ankara, Türkiye

8. Department of General Surgery, Uludağ University Faculty of Medicine, Bursa, Türkiye