1. Department of Pathophysiology, Medical School, National and Kapodistrian University of Athens, Athens, Greece
2. Second Department of Pathology, Medical School, National and Kapodistrian University of Athens, Athens, Greece
3. Department of Microbiology, Medical School, National and Kapodistrian University of Athens, Athens, Greece
4. Department of Pharmacology, Medical School, University of Patras, Patras, Greece
5. Department of Cytopathology-Pathology, Medical School, National and Kapodistrian University of Athens, Athens, Greece