1. From the 4th Infantry Division 2nd Brigade Combat Team Fort Carson CO USA
2. the Department of Military and Emergency Medicine Uniformed Services University of the Health Sciences Bethesda MD USA
3. the United States Army Institute of Surgical Research San Antonio TX USA
4. the Department of Emergency Medicine San Antonio Military Medical Center San Antonio TX USA
5. the Department of Emergency Medicine Brigham and Women's Hospital and Harvard Medical School Boston MA USA
6. and the Department of Emergency Medicine Ryder Trauma Center Miami FL USA