FrontMatter -- Reviewers -- Contents -- Preface -- Acronyms -- Summary -- 1 Introduction -- 2 History, Diagnostic Criteria, and Epidemiology -- 3 Neurobiology -- 4 Programs and Services for PTSD in the Department of Defense and the Department of Veterans Affairs -- 5 Prevention -- 6 Screening and Diagnosis -- 7 Treatment -- 8 Co-Occurring Psychiatric and Medical Conditions and Psychosocial Complexities -- 9 Access to Care -- 10 Findings and Recommendations -- Appendix A: Committee Member Biographies -- Appendix B: Congressional Legislation -- Appendix C: Posttraumatic Stress Disorder Programs in the Department of Defense.