Gaziantep Unıversıty Hospital, Gaziantep, Şehitkamil, Turkey
Rawalpindi Institute of Cardiology, Rawalpindi, Pakistan
Military Hospital, Tunis, Tunisia
Ospedale Pediatrico Bambin Gesù, Roma, Italy
Uniklinik Erlangen, Erlangen, Germany
Çukurova Üniversitesi Tıp Fakültesi Balcalı Hastanesi, Adana, Balcalı, Turkey
Kliniken Maria Hilf GmbH, Mönchengladbach, Germany
University of Mississippi Medical Center, Jackson, Mississippi, United States
Stony Brook Medicine, Stony Brook, New York, United States
The Ohio State University Wexner Medical Center, Columbus, Ohio, United States
Universitätsklinik Heidelberg, Heidelberg, Germany
Universitaetsklinikum Hamburg-Eppendorf, Hamburg, Germany
Asklepios Klinik Altona Hamburg, Hamburg, Germany
University Clinic Tübingen, Tübingen, Germany
CHU Besançon, Besançon, France
WKK Heide, Heide, Germany
Ludwig Maximilians University, Munich, Germany
City Children Hospital, Ho Chi Minh City, Vietnam
Prince of Songkla University, Hat Yai, Thailand
Herzzentrum Bremen, Bremen, Germany
University Jena, Jena, Germany
CHU Rangueil, Toulouse, France
University Hospital Brussels, Brussels, Laarbeeklaan 101, Belgium
AZ Maria Middelares, Gent, Buitenring Sint-Denijs 30, Belgium
UZ Leuven, Leuven, Herestraat 49, Belgium