[1] Vanderbilt Univ, Med Ctr, Dept Orthopaed Surg & Rehabil, Nashville, TN USA
[2] Hennepin Cty Med Ctr, Minneapolis, MN 55415 USA
[3] Univ Maryland, Sch Med, R Adams Cowley Shock Trauma Ctr, Dept Orthopaed, Baltimore, MD 21201 USA
[4] Johns Hopkins Bloomberg Sch Publ Hlth, Dept Hlth Policy & Management, Baltimore, MD USA
[5] Univ Calif San Francisco, UCSF SFGH Orthopaed Trauma Inst, Dept Orthopaed Surg, San Francisco, CA 94143 USA
[6] Boston Univ, Med Ctr, Boston, MA USA
[7] Uniformed Serv Univ Hlth Sci, US Army, San Antonio Mil Med Ctr, Infect Dis Serv, San Antonio, TX USA
[8] Univ Arizona, Coll Med, Banner Univ Med Ctr, CORE Inst, Phoenix, AZ USA
[9] Johns Hopkins Bloomberg Sch Publ Hlth, Dept Biostat, Baltimore, MD USA