1. Department of Translational Medicine, Section of Pediatrics Federico II University Naples Italy
2. Telethon Institute of Genetics and Medicine Pozzuoli (Naples) Italy
3. Adult Congenital Heart Disease Unit University Hospitals Birmingham Birmingham UK
4. Adult Congenital Heart Disease Program, Department of Medicine Massachusetts General Hospital Boston Massachusetts USA
5. Departments of Pediatrics Stanford California USA
6. Wessex Clinical Genetics Service University Hospital Southampton NHS Foundation Trust, Princess Anne Hospital Southampton UK
7. Department of Biomolecular Medicine Ghent University Ghent Belgium
8. Center for Medical Genetics Ghent University Hospital Ghent Belgium
9. Department of Pediatrics Ghent University Hospital Ghent Belgium
10. Institute for Maternal and Child Health, IRCCS Burlo Garofolo Trieste Italy
11. Division of Cardiology The Children's Hospital of Philadelphia Philadelphia Pennsylvania USA
12. Department of Pediatrics Perelman School of Medicine, University of Pennsylvania Philadelphia Pennsylvania USA
13. Division of Endocrinology and Diabetes Children's Hospital of Philadelphia Philadelphia Pennsylvania USA
14. Department of Pediatrics, Division of Pediatric Cardiology Massachusetts General Hospital Boston Massachusetts USA
15. Cardiovascular Research Center, Division of Cardiology Massachusetts General Hospital Boston Massachusetts USA
16. Genetics Unit, Department of Pediatrics MassGeneral Hospital for Children Boston Massachusetts USA