1. Division of Surgical Oncology, Department of Surgery, University of Wisconsin School of Medicine and Public Health, Madison
2. Department of Emergency Medicine, Harbor-UCLA Medical Center, David Geffen School of Medicine, University of California, Los Angeles, Torrance
3. Division of Acute Care Surgery, Department of Surgery, The Johns Hopkins University School of Medicine, Baltimore, Maryland
4. Department of Anesthesiology and Critical Care Medicine, The Johns Hopkins University School of Medicine, Baltimore, Maryland
5. Department of Emergency Medicine, The Johns Hopkins University School of Medicine, Baltimore, Maryland