1. Fundación Cardioinfantil, Instituto de Cardiología, Bogotá, Colombia
2. Hospital Nacional Alejandro Posadas, Hospital Universitario Austral, Buenos Aires, Argentina
3. Instituto Corazón INCOR, Sao Paulo, Brazil
4. University of Kentucky, Lexington, Kentucky, USA
5. International Children Heart Foundation, University of Tennessee, Memphis, Tennessee, USA
6. The Congenital Heart Institute of Florida (CHIF), All Children’s Hospital, Children’s Hospital of Tampa, University of South Florida College of Medicine, Cardiac Surgical Associates of Florida (CSAoF), St Petersburg and Tampa, Florida, USA
7. Division of Pediatric Cardiovascular Surgery, The Montreal Children’s Hospital of the McGill University Health Centre, Montréal, Quebec, Canada