1. Divisions of Cardiology and Critical Care Medicine, Departments of Pediatrics and Medical Education, Ann & Robert H Lurie Children’s Hospital of Chicago, Northwestern University Feinberg School of Medicine, Chicago, IL, USA
2. Department of Pediatrics, Holtz Children’s Hospital/Jackson Health System, University of Miami Medical School, Miami, FL, USA
3. Cincinnati Children’s Hospital and Medical Center, Cincinnati, OH, USA
4. Boston Children’s Hospital, Boston, MA, USA
5. Department of Pediatrics, Stanford University, Lucile Packard Children’s Hospital, Palo Alto, CA, USA
6. Department of Cardiology and Simulator Program, Boston Children’s Hospital, Harvard University, Boston, MA, USA