1. Unit of Pediatrics, Pediatric Cardiology, Department of Woman and Child Health and Public Health Fondazione Policlinico Universitario A. Gemelli IRCCS Rome Italy
2. Università Cattolica del Sacro Cuore Rome Italy
3. Inherited and Rare Cardiovascular Diseases, Department of Translational Medical Sciences University of Campania “Luigi Vanvitelli,” Monaldi Hospital Naples Italy
4. European Reference Network for rare, low‐prevalence, or complex disease of the heart (ERN GUARD‐Heart) University of Campania “Luigi Vanvitelli”, Monaldi Hospital, Naples, Italy. Bambino Gesù Children's Hospital, IRCCS Rome Italy
5. Pediatric Cardiology Unit, Department of Pediatrics, Obstetrics and Gynecology “Sapienza” University of Rome, Policlinico Umberto I Rome Italy
6. Department of Cardiac Surgery, Cardiology, Heart and Lung Transplantation Bambino Gesù Children's Hospital, IRCSS Rome Italy
7. Centre for Pediatric Inherited and Rare Cardiovascular Disease University College London Institute of Cardiovascular Science London UK
8. Centre for Inherited Cardiovascular Diseases Great Ormond Street Hospital London UK
9. Department of Pediatrics University of Colorado Anschutz Medical Campus, Children's Hospital Colorado Aurora Colorado USA
10. Mindich Child Health and Development Institute and the Departments of Pediatrics and Genetics and Genomic Science Icahn School of Medicine at Mount Sinai New York New York USA