1. R Adams Cowley Shock Trauma Center, University of Maryland Medical Center, MD, USA
2. Department of Epidemiology and Public Health, Department of Anesthesiology, University of Maryland, Baltimore, MD, USA
3. Sanford Medical Center Fargo, ND, USA
4. School of Medicine and Health Sciences, University of North Dakota, ND, USA
5. Baylor Scott and White Medical Center, TX, USA
6. Eastern Virginia Medical School, VA, USA
7. Norfolk General Hospital, VA, USA
8. Rutgers-RWJMS Surgery, NJ, USA
9. University of Colorado Anschutz, CO, USA
10. Department of Surgery, Section of Trauma and Acute Care Surgery, University of Chicago Medicine and Biological Sciences, IL, USA
11. Carolinas Medical Center-Atrium Health, NC, USA