1. Jack Hughston Memorial Hospital , Phenix City, AL 36867, USA
2. William Beaumont Army Medical Center , Fort Bliss, TX 79918, USA
3. Texas Tech University Health Sciences Center of El Paso , El Paso, TX 79905, USA
4. Blanchfield Army Community Hospital , Fort Campbell, KY 42223, USA
5. Uniformed Services University of the Health Sciences , Bethesda, MD 20814, USA