1. Division of Trauma and Acute Care Surgery, Department of Surgery, Inova Fairfax Hospital, Falls Church, VA.
2. Division of Trauma, Surgical Critical Care and Emergency Surgery, Department of Surgery, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA.
3. Department of Surgery, University of Maryland School of Medicine, Baltimore, MD.
4. Division of Trauma, Burn and Critical Care Surgery, Department of Surgery, University of Washington at Seattle, Harborview, Seattle, WA.
5. Department of Surgery, Letterkenny University Hospital, County of Donegal, Ireland.
6. Division of Acute Care Surgery, Department of Surgery, University of Michigan, Ann Arbor, MI.
7. Division of General Surgery, Department of Surgery, Emory University, Emory Critical Care Center, Atlanta, GA.
8. Department of Surgery, Division of Critical Care, University of Florida, Gainesville, FL.
9. Department of Surgery, University of Minnesota, Regions Healthcare, St. Paul, MN.
10. Division of Transplant Surgery, Department of Surgery, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA.
11. Corporal Michael J. Crescenz VA Medical Center, Section of Surgical Critical Care, Surgical Services, Philadelphia, PA.