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| Michael L O'Byrne | Division of Cardiology The Children's Hospital of Philadelphia and Department of Pediatrics Perelman School of Medicine at The University of Pennsylvania Philadelphia PA. |
| Michael L O'Byrne | Center for Pediatric Clinical Effectiveness The Children's Hospital of Philadelphia PA. |
| Michael L O'Byrne | Leonard Davis Institute and Center for Cardiovascular Outcomes, and Evaluative Research University of Pennsylvania Philadelphia PA. |
| Elizabeth Goldmuntz | Division of Cardiology The Children's Hospital of Philadelphia and Department of Pediatrics Perelman School of Medicine at The University of Pennsylvania Philadelphia PA. |