1. Second Department of Psychiatry, Medical School, National and Kapodistrian University of Athens, ‘Attikon’ University General Hospital, 12462 Athens, Greece
2. Second Department of Neurology, Medical School, National and Kapodistrian University of Athens, ‘Attikon’ University General Hospital, 12462 Athens, Greece
3. Clinical Microbiology Laboratory, Medical School, National and Kapodistrian University of Athens, ‘Attikon’ University General Hospital, 12462 Athens, Greece
4. Basic Research Center, Biomedical Research Foundation, Academy of Athens, 11527 Athens, Greece
5. Allergy Unit, Second Department of Dermatology and Venereology, Medical School, National and Kapodistrian University of Athens, ‘Attikon’ University General Hospital, 12462 Athens, Greece
6. Biomedical Applications Unit, Institute Of Chemical Biology, National Hellenic Research Foundation, 11635 Athens, Greece
7. Keenan Research Centre for Biomedical Science, St. Michael's Hospital, Toronto, ON M5B 1W8, Canada
8. Laboratory of Clinical Virology, Medical School, University of Crete, 71003 Heraklion, Greece