[1] Baylor Univ, Med Ctr, Div Trauma Crit Care & Acute Care Surg, Dallas, TX USA
[2] Childrens Minnesota, Childrens Minnesota Res Inst, Minneapolis, MN USA
[3] Univ Arkansas Med Sci, Div Acute Care Surg, Little Rock, AR 72205 USA
[4] Centura Hlth Trauma Syst, Colorado Springs, CO USA
[5] St Anthony Hosp, Lakewood, CO USA
[6] George Washington Univ, Ctr Trauma & Crit Care, Washington, DC USA
[7] Penn State Hershey Childrens Hosp, Hershey, PA USA
[8] Childrens Hosp Dallas, Trauma Dept, Dallas, TX USA
[9] Rhode Isl Hosp, Providence, RI USA
[10] Brown Univ, Warren Alpert Med Sch, Providence, RI 02912 USA
[11] Cook Childrens Med Ctr, Div Trauma, Ft Worth, TX USA
[12] Methodist Hlth Syst, Texas Clin Res Inst, Dallas, TX USA
[13] Methodist Dallas Med Ctr, Associates Surg Acute Care, Dallas, TX USA
[14] Univ North Carolina HealthCare, Chapel Hill, NC USA
[15] Med Coll Wisconsin, Div Trauma & Acute Care Surg, Milwaukee, WI 53226 USA
[16] Froedtert Mem Lutheran Hosp, Milwaukee, WI USA
[17] Univ Colorado, Hlth Med Ctr Rockies, Loveland, CO USA
[18] Greenville Hlth Syst, Dept Surg, Greenville, SC USA
[19] John Peter Smith Hlth Network, Trauma & Acute Care Serv, Ft Worth, TX USA
[20] Baylor Scott & White Med Ctr, Div Trauma & Acute Care Surg, Temple, TX USA
[21] Reg Hosp, St Paul, MN USA
[22] Helen Devos Childrens Hosp, Pediat Trauma, Grand Rapids, MI USA
[23] Aspirus Wausau Hosp, Wausau, WI USA
[24] Childrens Hosp Philadelphia, Philadelphia, PA 19104 USA
[25] Baylor Scott& WhiteMed Ctr Grapevine, Div Trauma, Grapevine, TX USA
[26] Univ Colorado, Sch Med, Dept Surg, Aurora, CO USA
[27] Univ Colorado, Hlth Mem Hosp, Div Trauma, Aurora, CO USA