1. Division of Pediatric Cardiology, Department of Pediatrics, Leiden University Medical Center, Leiden, Netherlands
2. Division of Pediatric Cardiology, Department of Pediatrics, Amsterdam UMC, University of Amsterdam, Amsterdam, Netherlands
3. Division of Pediatric Cardiology, Department of Pediatrics, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam, Netherlands
4. Department of Cardiology, Leiden University Medical Center, Leiden, Netherlands
5. Department of Cardiology, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam, Netherlands
6. Department of Cardiology, Amsterdam UMC, University of Amsterdam, Amsterdam, Netherlands
7. Department of Cardiothoracic Surgery, Leiden University Medical Center, Leiden, Netherlands
8. Department of Cardiothoracic Surgery, Amsterdam UMC, University of Amsterdam, Amsterdam, Netherlands