[1] Brooke Army Med Ctr, Dept Emergency, Ft Sam Houston, TX USA
[2] 3551 Roger Brooke Dr, Ft Sam Houston, TX 78234 USA
[3] Washington Univ, Sch Med, Dept Emergency Med, St Louis, MO USA
[4] UT Southwestern, Dept Emergency Med, Dallas, TX USA
[5] Madigan Army Med Ctr, Dept Emergency Med, Tacoma, WA USA