1. First Department of Internal Medicine Hematology Unit National and Kapodistrian University of Athens Laikon General Hospital Athens Greece
2. Laboratory of Cellular Signaling and Molecular Pharmacology Institute of Biosciences and Applications National Centre for Scientific Research “Demokritos” Athens Greece
3. Department of Clinical Hematology G. Gennimatas District General Hospital Athens Greece
4. Department of Immunology and Histocompatibility Laikon General Hospital Athens Greece