[1] West Virginia Univ, West Virginia Univ Med, JW Ruby Mem Hosp, Div Trauma Surg Crit Care & Acute Care Surg, Morgantown, WV USA
[2] West Virginia Univ, West Virginia Univ Med, JW Ruby Mem Hosp, Div Mil Med, Morgantown, WV USA
[3] West Virginia Univ, Dept Surg, Morgantown, WV USA
[4] Dept Surg, POB 9238, Morgantown, WV 26506 USA