1. University of Medicine and Pharmacy "Iuliu Haţieganu", Cluj-Napoca, Romania
2. First Department of Surgery, Iuliu Hațieganu University of Medicine and Pharmacy, Cluj-Napoca, Romania
3. Research Center for Advanced Medicine MedFUTURE, University of Medicine and Pharmacy, Cluj-Napoca, Romania
4. Drug analysis, Department Pharmacy 3, Faculty of Pharmacy, University of Medicine and Pharmacy, Cluj-Napoca, Romania
5. Department of Medical Informatics and Biostatistics,University of Medicine and Pharmacy, Cluj-Napoca, Romania
6. Regional Institute of Gastroenterology and Hepatology Prof. O. Fodor, Cluj-Napoca, Romania
7. Department of Gastroenterology, Iuliu Hațieganu University of Medicine and Pharmacy, Cluj-Napoca, Romania
8. Regional Institute of Gastroenterology and Hepatology Prof. Dr. O. Fodor, Cluj-Napoca, Romania
9. Third Department of Surgery, Iuliu Hatieganu Univeristy of Medicine and Pharmacy, Cluj-Napoca, Romania