1. Department of Surgery The University of Kansas School of Medicine–Wichita Wichita, Kansas
2. Department of Trauma Services Via Christi Hospital on St. Francis Wichita, Kansas
3. Department of Surgery University of Arkansas for Medical Sciences Little Rock, Arkansas
4. Department of Surgery The University of Kansas School of Medicine–Wichita Wichita, Kansas; and the Department of Trauma Services Via Christi Hospital on St. Francis Wichita, Kansas