1 Second Neurological Department, Aristotle University of Thessaloniki, AHEPA University General Hospital of Thessaloniki, Thessaloniki, Macedonia, Greece.
2 Department of Gastroenterology and Hepatology, University of Zurich, Zurich, Switzerland; Department of Internal Medicine, Second Medical Clinic, Ippokration Hospital, Aristotle University of Thessaloniki, Thessaloniki, Macedonia, Greece.
3 Department of Gastroenterology, 401 General Military Hospital of Athens, Athens, Greece; Department of Internal Medicine, Second Medical Clinic, Ippokration Hospital, Aristotle University of Thessaloniki, Thessaloniki, Macedonia, Greece.
4 First Department of Pharmacology, Medical School, Aristotle University of Thessaloniki, Macedonia, Greece; Department of Internal Medicine, Second Medical Clinic, Ippokration Hospital, Aristotle University of Thessaloniki, Thessaloniki, Macedonia, Greece.
5 Department of Internal Medicine, Second Medical Clinic, Ippokration Hospital, Aristotle University of Thessaloniki, Thessaloniki, Macedonia, Greece. Electronic address: [email protected].