Psychological aspects Veterans Post-traumatic stress disorder 32 Vietnam War, 1961-1975 25 Mental health 24 War 21 Psychology 16 more ... Soldiers 12 War neuroses 11 Combat 10 Iraq War, 2003-2011 10 Social aspects 9 History 8 Social conditions 8 Mental health services 7 World War, 1939-1945 7 Moral and ethical aspects 5 War and society 5 Afghan War, 2001- 4 Brain 4 Health aspects 4 Medical care 4 Psychic trauma 4 Psychology, Military 4 Public opinion 4 Treatment 4 War on Terrorism, 2001-2009 4 Wounds and injuries 4 Depression, Mental 3 Families of military personnel 3 less ...