1 From the Brigham and Women's Hospital Center for Surgery and Public Health (Z.K.), Vanderbilt University (C.A.M.), Society of Trauma Nurses (C.A.M.), Medical University of South Carolina (S.M.F.), American Trauma Society (S.M.K.), University of Arizona Medical Center (B.J.), American Geriatrics Society (N.L.), Boston University Medical Center (P.B.), American College of Surgeons Committee on Trauma (P.B.), Lehigh Valley Health Network (R.B.), and American Association for the Surgery of Trauma (Z.C., B.J., R.B.).