1 Prof. Octavian Fodor, Regional Institute of Gastroenterology and Hepatology, Cluj-Napoca; Iuliu Hatieganu University of Gastroenterology and Hepatology, Cluj-Napoca, Romania. adi.cavasi@gmail.com.
2 Prof. Octavian Fodor, Regional Institute of Gastroenterology and Hepatology, Cluj-Napoca, Romania.