1. Pediatric Eye Department of Hippokration General Hospital, Thessaloniki, Greece
2. Both authors contributed equally to this work
3. 1st Department of Neonatology and Neonatal Intensive Care, Aristotle University of Thessaloniki, Hippokration General Hospital, Thessaloniki, Greece
4. 1st Department of Pediatrics, Aristotle University of Thessaloniki, Hippokration General Hospital, Thessaloniki, Greece