1. 2nd Propaedeutic Department of Internal Medicine, Ippokratio University Hospital, Department of Medicine, Faculty of Health and Sciences, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece
2. Research Team “Histologistas”, Interinstitutional Postgraduate Program “Health and Environmental Factors”, Department of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece
3. Medical School, University of Thessaly, 41334 Larissa, Greece
4. Hematology Department, BMT Unit, G Papanicolaou Hospital, 57010 Thessaloniki, Greece