Columbia subject headings:
Post-traumatic stress disorder.
Veterans--Mental health--United States.
Vietnam War, 1961-1975--Psychological aspects.
Harvard subject headings:
Post-traumatic stress disorder.
Veterans--Mental health--United States
Vietnam War, 1961-1975--Psychological aspects
Princeton subject headings:
Post-traumatic stress disorder.
Veterans--Mental health--United States.
Vietnam War, 1961-1975--Psychological aspects.