1. School of Medicine, Uniformed Services University , Bethesda, Maryland
2. Nell Hodgson Woodruff School of Nursing, Emory University , Atlanta, Georgia
3. Department of Anesthesiology, Duke University School of Medicine , Durham, North Carolina
4. Defense and Veterans Center for Integrative Pain Management, Department of Anesthesiology, Uniformed Services University , Bethesda, Maryland
5. Henry M. Jackson for the Advancement of Military Medicine Inc. , Bethesda, Maryland, USA