Institute of Gastroenterology, Marmara University, İstanbul
2.Department of Gastroenterology, Marmara University School of Medicine, İstanbul
3.Departments of Pediatric Gastroenterology, Hepatology and Nutrition
4.Department of Marmara University Institute of Gastroenterology, İstanbul
5.Marmara Üniversitesi, Tıp Fakültesi, İç Hastalıkları Anabilim Dalı, İstanbul
6.Institute of Hepatoloji, Ankara University, Ankara
7.Departments of Hepatology Institute University of Ankara School of Medicine, Ankara
8.Departments of Gastroenterology, Acıbadem University, School of Medicine, İstanbul