1. Bursa Uludağ University, İnegöl Vocational School, Bursa, Turkey

2. Bursa Uludağ University Faculty of Medicine, Unit of Experimental Animal Breeding and Research, Bursa, Turkey

3. Bursa Uludağ University Faculty of Medicine, Department of General Surgery, Bursa, Turkey

4. Bursa Uludağ University Faculty of Medicine, Department of Medical Biology, Bursa, Turkey

5. Bursa Uludağ University Faculty of Medicine, Department of Pathology, Bursa, Turkey

6. Bursa Medicana Hospital, Clinic of Surgery, Bursa, Turkey

7. KTO Karatay University Faculty of Medicine, Department of Surgery, Konya, Turkey

8. Bursa Uludağ University Faculty of Medicine, Department of Gastroenterology, Bursa, Turkey