From the Department of Surgery (R.C.K., D.A.H., T.L.Z., J.T.C., K.L.W., M.B.S.), Section of Trauma and Acute Care Surgery (D.A.H., T.L.Z., J.T.C., K.L.W.), University of Chicago Medicine, Chicago, Illinois; Emory School of Medicine (H.B.), Atlanta, Georgia; Department of Surgery (J.C.), Dartmouth-Hitchcock, Lebanon, New Hampshire; and Section of Pediatric Surgery (M.B.S.), Comer Children's Hospital, University of Chicago Medicine, Chicago, Illinois.