Department of Gastroenterology, Ankara University Faculty of Medicine, Ankara, Turkey
2.Institute of Hepatology, Ankara University Faculty of Medicine, Ankara, Turkey
3.Departments of 3Biostatistics and Pathology, University of Ankara School of Medicine, Ankara
4.Department of Gastroenterology, Ankara University, School of Medicine, Ankara
5.Department of Gastroenterology, Ankara Lokman Hekim Hospital, Ankara
6.Department of Gastroenterology, Ankara University School of Medicine, Ankara
7.Departments of Pathology, University of Ankara School of Medicine, Ankara
8.Departments of Bayer Research, Wuppertal, Germany Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Ma, USA
9.Departments of Pathology, Ankara University, Medical School, Ankara
10.Ankara Üniversitesi Tıp Fakültesi Gastroenteroloji Patoloji Anabilim Dalı, Ankara
11.Department of Gastroenterology, University of Ankara Medical School, Ankara
12.Institute of Hepatology, Ankara University Faculty of Medicine, Ankara, Turkey; Department of Gastroenterology, Ankara University Faculty of Medicine, Ankara, Turkey.
13.Department of Gastroenterology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Ma, USA