1. Shock Trauma Anesthesiology Research Center, University of Maryland School of Medicine, Baltimore2Department of Anesthesiology, University of Maryland School of Medicine, Baltimore
2. Department of Basic Medical Sciences, University of Arizona College of Medicine, Phoenix
3. Department of Anatomy and Neurosciences, University of Maryland School of Medicine, Baltimore
4. Department of Epidemiology and Public Health, University of Maryland School of Medicine, Baltimore
5. Henry M. Jackson Foundation, Bethesda, Maryland
6. Joint Trauma System, Defense Center of Excellence for Trauma, US Army Institute of Surgical Research, San Antonio, Texas
7. Shock Trauma Anesthesiology Research Center, University of Maryland School of Medicine, Baltimore8Department of Surgery, University of Maryland School of Medicine, Baltimore
8. Department of Surgery, University of Maryland School of Medicine, Baltimore
9. Department of Surgery, Uniformed Services University of Health Sciences, Bethesda, Maryland