1. Division of CardiologyDepartment of PediatricsChildren's Hospital of PhiladelphiaPerelman School of Medicine at the University of PennsylvaniaPhiladelphiaPennsylvaniaUSA
2. Division of Pediatric CardiologyDepartment of PediatricsNew York Presbyterian Morgan Stanley Children's Hospital–Columbia University Medical CenterNew YorkNew YorkUSA
3. Division of Cardiovascular SurgeryDepartment of PediatricsCincinnati Children's HospitalCincinnatiOhioUSA
4. Department of BiostatisticsWestatHoustonTexasUSA
5. Section of PulmonologyDepartment of PediatricsBaylor College of Medicine and Texas Children's HospitalHoustonTexasUSA