1 Emergency Medicine and Pediatrics, Oregon Health & Science University, Portland, OR.
2 Pediatrics and Emergency Medicine, University of Colorado School of Medicine, Section of Emergency Medicine, Children's Hospital Colorado, Aurora, CO.
3 Clinical Emergency Medicine & Pediatrics, Indiana University School of Medicine, Riley Hospital for Children, Indianapolis, IN.
4 Emergency Medicine & Pediatrics, Alpert Medical School of Brown University, Providence, RI.
5 UC San Diego Medical Center/Rady Children's Hospital of San Diego, San Diego, CA.
6 Pediatrics and Emergency Medicine, Yale University School of Medicine, New Haven, CT.
7 Mary Bridge Children's Hospital, Tacoma, WA.
8 Pediatrics, Harvard Medical School/Massachusetts General Hospital, Boston, MA.
9 Emergency Medicine and Pediatrics, University of Michigan Medical School, Ann Arbor, MI.