1. Mental Health ServiceSan Francisco Veterans Affairs Healthcare System San Francisco CA USA
2. Department of PsychiatryUniversity of California–San Francisco San Francisco CA USA
3. Department of Social and Behavioral SciencesUniversity of California–San Francisco San Francisco CA USA
4. Massachusetts Veterans Epidemiological Research and Information CenterVA Boston Healthcare System Boston MA USA
5. Departments of Psychiatry and PsychologyBoston University Boston MA USA
6. National Center for Veterans StudiesThe University of Utah Salt Lake City UT USA
7. Department of PsychologyThe University of Utah Salt Lake City UT USA
8. Department of PsychologyPalo Alto University Palo Alto CA USA