1. Children’s Hospital of Philadelphia and University of Pennsylvania, Philadelphia, PA, USA;
2. National Board of Medical Examiners, Philadelphia, PA, USA;
3. American Board of Pediatrics, Chapel Hill, NC, USA;
4. Inova Children’s Hospital, Falls Church, VA, USA;
5. Pritzker School of Medicine, University of Chicago, Chicago, IL, USA;
6. Geisel School of Medicine at Dartmouth, Hanover, NH, USA;
7. Pediatrics, Cincinnati Children’s Hospital Medical Center/University of Cincinnati College of Medicine, Cincinnati, OH, USA;
8. Medical Education and Pediatrics, University of Illinois at Chicago and Association of Pediatric Program Directors, Chicago, IL, USA