1. Division of Emergency Medicine, Martin Army Community Hospital Fort Benning Georgia
2. Division of Critical Care, Department of PediatricsWashington University in St Louis School of Medicine St. Louis Missouri
3. Joint Trauma System, U.S. Army Institute of Surgical Research JBSA‐Fort Sam Houston Texas
4. Department of Pathology, Carl R. Darnall Army Medical Center Fort Hood Texas
5. Department of Pathology, Madigan Army Medical Center Joint Base Lewis‐McChord Washington
6. Armed Service Blood Program, Brooke Army Medical Center JBSA‐Fort Sam Houston Texas
7. Department of Surgery, Uniformed Services University of Health Sciences Bethesda Maryland