Kenji Inaba1, Alexander L Eastman1, Lenworth M Jacobs1, Kenneth L Mattox1. 1. From the Department of Surgery, University of Southern California, and the Los Angeles Police Department - both in Los Angeles (K.I.); the Department of Surgery, University of Texas Southwestern Medical Center, the Dallas Police Department, Dallas (A.L.E.), and the Department of Surgery, Baylor College of Medicine, Houston (K.L.M.) - all in Texas; and the Department of Surgery, University of Connecticut, Hartford (L.M.J.).