Evidence-based Synthesis Program Department of Veterans Affairs Health Services Research & Development Service January 2013 Prepared for: Department of Veterans Afairs Veterans Health Administration Quality Enhancement Research Initiative Health Services Research & Development Service Washington, DC 20420 Prepared by: Evidence-based Synthesis Program (ESP) Center Portland VA Medical Center Portland, OR Devan Kansagara, M.D., M.C.R., Director Investigators: Principal Investigator: Maya Elin O’Neil, Ph.D., M.S. Co-Investigators and Research Associates: Kathleen Carlson, Ph.D., M.S. Daniel Storzbach, Ph.D. Lisa Brenner, Ph.D. Michele Freeman, M.P.H. Ana Quiñones, Ph.D. Makalapua Motu’apuaka, B.S. Megan Ensley, Psy.D. Devan Kansagara, M.D., M.C.R. Complications of Mild Traumatic Brain Injury in Veterans and Military Personnel: A Systematic Review