1. Department of Haematology Somogy County Kaposi Mor Teaching Hospital Kaposvár Hungary
2. Szent Borbala County Hospital Tatabánya Hungary
3. Department of Haematology Faculty of Medicine University of Debrecen Debrecen Hungary
4. First Department of Internal Medicine Division of Haematology Semmelweis University of Budapest Budapest Hungary
5. Faculty of Humanities and Social Sciences Pazmany Peter Catholic University Budapest Hungary
6. Karolina General Hospital Mosonmagyarovar Mosonmagyarovar Hungary
7. Josa Andras Teaching Hospital Nyiregyhaza Hungary