Author/Authors :
Aykan, Hayrettin Hakan Hacettepe University - Faculty of Medicine - Department of Pediatric Cardiology, Turkey , Gülgün, Mustafa Gülhane Military Medical Academy - Department of Pediatric Cardiology, Turkey , Ertuğrul, İlker Hacettepe University - Faculty of Medicine - Pediatric Cardiology, Turkey , Karagöz, Tevfik Hacettepe University - Faculty of Medicine - Department of Pediatrics Cardiology, Turkey