1. Division of Cardiology Department of Pediatrics Ann & Robert H. Lurie Children's Hospital of Chicago Northwestern University Feinberg School of Medicine Chicago Illinois USA
2. Department of Medical Social Sciences Northwestern University Feinberg School of Medicine Chicago Illinois USA
3. Mary Ann & J. Milburn Smith Child Health Outcomes Research and Evaluation Center Stanley Manne Children's Health Institute Ann & Robert H. Lurie Children's Hospital of Chicago Northwestern University Feinberg School of Medicine Chicago Illinois USA
4. University of Maryland Baltimore County Baltimore Maryland USA
5. Division of Cardiology Department of Pediatrics Advocate Christ Children's Hospital Chicago Illinois USA
6. Rush Medical College Chicago Illinois USA
7. Division of Maternal‐Fetal‐Medicine Department of Obstetrics and Gynecology The Ohio State University College of Medicine Columbus Ohio USA
8. Division of Advanced General Pediatrics & Primary Care Department of Pediatrics Ann & Robert H. Lurie Children's Hospital of Chicago Northwestern University Feinberg School of Medicine Chicago Illinois USA
9. Departments of Medicine and Preventive Medicine Northwestern University Feinberg School of Medicine Chicago Illinois USA
10. Division of Maternal‐Fetal‐Medicine Department of Obstetrics and Gynecology Northwestern University Feinberg School of Medicine Chicago Illinois USA
11. Division of Cardiology Department of Pediatrics Johns Hopkins All Children's Hospital St. Petersburg Florida USA
12. Section of Cardiology Department of Pediatrics University of Chicago Comer Children's Hospital Chicago Illinois USA