1. Department of Infectious Diseases and Hepatology Medical University of Białystok Białystok Poland
2. Department of Infectious Diseases Jan Kochanowski University Kielce Poland
3. Department of Hepatogastroenterology Institute for Clinical and Experimental Medicine Prague Czech Republic
4. Department of Gastroenterology, Hepatology and Clinical Nutrition University Hospital Dubrava University of Zagreb School of Medicine Zagreb Croatia
5. Department of Gastroenterology First Department of Medicine Somogy County Kaposi Mór Teaching Hospital Kaposvár and University of Pécs Clinical Center Pécs Hungary
6. 2nd Department of Internal Medicine Louis Pasteur University Hospital and Pavol Jozej Šafárik University Faculty of Medicine Kosice Slovakia
7. Institute for Digestive Research and Department of Gastroenterology Lithuanian University of Health Sciences Kaunas Lithuania
8. Central Hospital of Southern Pest National Institute of Hematology and Infectious Diseases Budapest Hungary
9. Department of Gastroenterology HPB Surgery and Transplantology Military Medical Academy Sofia Bulgaria
10. Latvian Center of Infectious Diseases Riga East University Hospital Hepatology Department Faculty of Medicine University of Latvia Riga Latvia
11. Department for Viral Hepatitis University Hospital of Infectious Diseases University of Zagreb School of Medicine Zagreb Croatia