1 From the *Mayo Clinic, Rochester, Minnesota; †Washington University School of Medicine, St. Louis, Missouri; ‡The Hastings Center, Garrison, New York; §Children's Hospitals Solutions for Patient Safety, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio; ∥Citizen Advocacy Center Redding, Washington, DC; ¶Connecticut Center for Patient Safety, Redding, Connecticut; **Washington State Hospital Association, Seattle, Washington; ††Warren Alpert Medical School of Brown University, Providence, Rhode Island; ‡‡Consumer Reports Health, Yonkers, New York; and §§National Institute for Children's Health Quality; and ∥∥Department of Radiology, Mayo Clinic Jacksonville, Jacksonville, Florida.