LAUSR

Department of Emergency Medicine, Harbor-UCLA Medical Center, Torrance, California, USA Department of Emergency Medicine, David Geffen School of Medicine at UCLA, Los Angeles, California, USA Berry Consultants, LLC, Austin, Texas, USA Division of Trauma, Critical Care & Acute Care Surgery, Department of Surgery, Oregon Health & Science University, Portland, Oregon, USA Joint Trauma System, Defense Health Agency, Joint Base San Antonio Fort Sam Houston, San Antonio, Texas, USA Department of Emergency Medicine, University of Cincinnati College of Medicine, Cincinnati, Ohio, USA Department of Emergency Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA Department of Emergency Medicine, The Ohio State University, Columbus, Ohio, USA Center for Injury Science, University of Alabama at Birmingham, Birmingham, Alabama, USA Division of Trauma & Acute Care Surgery, Department of Surgery, University of Alabama at Birmingham, Birmingham, Alabama, USA Department of Emergency Medicine, University of Michigan, Ann Arbor, Michigan, USA Department of Neurology, University of Michigan, Ann Arbor, Michigan, USA Department of Neurology, Virginia Commonwealth University, Richmond, Virginia, USA