1. Department of Emergency Medicine, Department of Anesthesiology, Division of Critical Care, Emory University School of Medicine, Atlanta, GA, USA
2. Department of Medicine, Program in Trauma, R Adams Cowley Shock Trauma Center, University of Maryland School of Medicine, Baltimore, MD, USA
3. Department of Surgery, Division of Cardiac Surgery, University of Maryland School of Medicine, Baltimore, MD, USA
4. Department of Medicine, Division of Pulmonary and Critical Care, Program in Trauma, R Adams Cowley Shock Trauma Center, University of Maryland School of Medicine, Baltimore, MD, USA
5. Department of Anesthesiology, Program in Trauma, R Adams Cowley Shock Trauma Center, University of Maryland School of Medicine, Baltimore, MD, USA
6. Department of Anesthesiology and Critical Care Medicine, George Washington School of Medicine and Health Sciences, Washington, DC, USA
7. Perfusion Services, University of Maryland Medical Center, Baltimore, MD, USA
8. Department of Cardiothoracic Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA, USA
9. Department of Surgery, Program in Trauma, R Adams Cowley Shock Trauma Center, University of Maryland School of Medicine, Baltimore, MD, USA
10. Department of Surgery, Johns Hopkins Medicine, Howard County General Hospital, Columbia, MD, USA