1. 1st Department of Dermatology and Venereology, Athens Medical School, “Andreas Syggros” Hospital for Skin and Venereal Diseases, National and Kapodistrian University, 15772 Athens, Greece
2. Clinical Translational and Experimental Surgery Center, Biomedical Research Foundation of the Academy of Athens, 11527 Athens, Greece
3. 4th Department of Internal Medicine, Athens Medical School, National and Kapodistrian University, 11527 Athens, Greece
4. Central Public Health Laboratory, National Public Health Organization, 15123 Athens, Greece
5. Department of Microbiology, Medical School, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece