1 Section of Acute Care Surgery, Division of General Surgery, Department of Surgery, Stanford University, Stanford, CA, USA.
2 Divison of Acute Care Surgery, Department of Surgery, University of Nebraska Medical Center, Omaha, NE, USA.
3 Division of Acute Care Surgery, Department of Surgery, Saint Francis Hospital and Medical Center, University of Connecticut School of Medicine, Hartford, CT, USA.
4 Division of General Surgery, Trauma, Critical Care, Department of Surgery, Medical University of South Carolina, Charleston, SC, USA.