Affiliation: | 1. 4th Department of Internal Medicine, Αristotle University of Thessaloniki Medical School, Hippokration General Hospital, Thessaloniki, Greece;2. 1st Department of Internal Medicine, General Hospital of Rhodes, Rhodes Island, Greece;3. 2nd Department of Internal Medicine, Athens University Medical School, Hippokration General Hospital, Athens, Greece;4. Department of Medicine and Research Laboratory of Internal Medicine, University of Thessaly School of Medicine, Larissa, Greece;5. 2nd Department of Internal Medicine, Αristotle University of Thessaloniki Medical School, Hippokration General Hospital, Thessaloniki, Greece;6. 1st Department of Internal Medicine, Democritus University of Thrace Medical School, Alexandroupolis, Greece;7. 1st Internal Medicine Clinic, Αristotle University of Thessaloniki Medical School, AHEPA Hospital, Thessaloniki, Greece;8. 2nd Department of Internal Medicine, General Hospital of Nikaia, Athens, Greece;9. Gastroenterology Department, University of Patras Medical School, Patra, Greece;10. BECRO, Pharmaceutical services, Athens, Greece;11. Department of Biomathematics, University of Thessaly School of Medicine, Larissa, Greece;12. The Institute for Clinical Research and Health Policy Studies, Tufts Medical Center, Tufts University School of Medicine, Boston, MA, USA;13. Roche Hellas, Athens, Greece |