1. Department of Neurophysiology, South Tyneside & Sunderland NHS Foundation Trust, Sunderland, UK
2. Laboratory of Medical Statistics, Democritus University of Thrace, Alexandroupolis, Greece
3. School of Pharmaceutics, Aristotle University of Thessaloniki, Thessaloniki, Greece
4. Department of Cardiology, Asklepeion General Hospital, Athens, Greece
5. Department of Neurology, Democritus University of Thrace, Alexandroupolis, Greece
6. Institute of Psychiatry, King’s College London, Psychology & Neuroscience, London, UK
7. Second Department of Psychiatry, University of Athens, “ATTIKON” University Hospital, Athens, Greece
8. Department of Pneumonology, Democritus University of Thrace, Alexandroupolis, Greece
9. Department of Psychiatry, Democritus University of Thrace, Alexandroupolis, Greece
10. Department of Child & Adolescent Psychiatry, Democritus University of Thrace, Alexandroupolis, Greece