1. School of Medicine, European University Cyprus, 2404 Nicosia, Cyprus
2. Department of Internal Medicine, German Oncology Center, 4108 Limassol, Cyprus
3. Department of Psychiatry, Icahn School of Medicine at Mount Sinai, New York, NY 10029, USA
4. Department of Pediatrics, General Hospital of Sitia, 72300 Sitia, Greece
5. “Iliaktida” Pediatric & Adolescents Medical Center, 4001 Limassol, Cyprus
6. Department of Infectious Diseases, German Oncology Center, 4108 Limassol, Cyprus