1. 1st Department of Dermatology-Venereology, “Andreas Sygros” Hospital, National and Kapodistrian University of Athens Medical School, 16121 Athens, Greece
2. Laboratory of Haematology and Blood Bank Unit, “Attikon” Hospital, National and Kapodistrian University of Athens Medical School, 12462 Athens, Greece
3. Microbiology Department, “Saint Savvas” Oncology Hospital, 11522 Athens, Greece
4. Department of Medicine, University of Crete, 71500 Heraklion, Greece
5. Department of Oncology, Metropolitan Hospital, 18547 Athens, Greece
6. Department of Biomedical Sciences, Humanitas University, 20072 Pieve Emanuele, Milan, Italy
7. IRCCS Humanitas Research Hospital, 20089 Rozzano, Milan, Italy