Affiliations

• ¹ Section of Neonatology, University of Colorado School of Medicine-Children's Hospital Colorado, Aurora, CO. Electronic address: john.kinsella@ucdenver.edu.
• ² Children's National Medical Center, George Washington University, Washington, DC.
• ³ Section of Cardiology, Boston Children's Hospital, Boston, MA.
• ⁴ Section of Pediatric Cardiology, Lucile Packard Children's Hospital Stanford, Palo Alto, CA.
• ⁵ Section of Neonatology, University of California-Benioff Children's Hospital, San Francisco, CA.
• ⁶ Section of Cardiology, University of Colorado School of Medicine-Children's Hospital Colorado, Aurora, CO.
• ⁷ Section of Pulmonary Medicine, Vanderbilt University Medical Center-Vanderbilt Children's Hospital, Nashville, TN.
• ⁸ Section of Pediatric Cardiology, Morgan Stanley Children's Hospital, Columbia University, New York, NY.
• ⁹ Section of Pediatric Critical Care, University of California-Benioff Children's Hospital, San Francisco, CA.
• ¹⁰ Section of Cardiology, Johns Hopkins University School of Medicine, Baltimore, MD.
• ¹¹ Division of Cardiology, Children's Hospital of Philadelphia Philadelphia, PA.
• ¹² Section of Cardiology, The Hospital for Sick Children-University of Toronto, Toronto, Ontario.
• ¹³ Section of Neonatology, University of Illinois-Chicago, Chicago, IL.
• ¹⁴ Section of Pulmonary Medicine, University of Colorado School of Medicine-Children's Hospital Colorado, Aurora, CO.