1 Division of Pediatric Hospital Medicine, Stanford University School of Medicine, and Lucile Packard Children's Hospital Stanford, Stanford, California.
2 Division of Hospital Medicine, Phoenix Children's Hospital, and Department of Child Health, University of Arizona College of Medicine-Phoenix, Phoenix, Arizona.
3 Department of Pediatrics and the Dartmouth Institute for Health Policy & Clinical Practice, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire.