1. Faculty of Medicine; Institute of Surgery; University of Debrecen; Debrecen Hungary
2. Division of Gastroenterology; Department of Internal Medicine; Faculty of Medicine; University of Debrecen; Debrecen Hungary
3. Department of Laboratory Medicine; Faculty of Medicine; University of Debrecen; Debrecen Hungary
4. Vascular Biology, Thrombosis and Haemostasis Research Group; Hungarian Academy of Sciences; Debrecen Hungary
5. Hungarian National Blood Transfusion Service; Budapest Hungary
6. Department of Pathophysiology; Semmelweis University; Budapest Hungary