1. Department of Pediatric Cardiology, Kanuni Sultan Süleyman Training and Research Hospital, Istanbul, Turkey
2. Department of Pediatrics, Kanuni Sultan Süleyman Training and Research Hospital, Istanbul, Turkey
3. Department of Perinatology, Kanuni Sultan Süleyman Training and Research Hospital, Istanbul, Turkey
4. Department of Pediatric Cardiology, Cerrahpaşa Medical Faculty, İstanbul University, Istanbul, Turkey
5. Department of Neonatology, Kanuni Sultan Süleyman Training and Research Hospital, Istanbul, Turkey