1. 4th Department of Pediatrics, School of Medicine, Aristotle University of Thessaloniki, General Hospital Papageorgiou, Thessaloniki, Greece
2. 1st Department of Neurology, School of Medicine, Aristotle University of Thessaloniki, University General Hospital AHEPA, Thessaloniki, Greece
3. 4th Department of Pediatrics, Papageοrgiou General Hospital, N. Efkarpia 56403, Thessaloniki, Greece