[1] MIRECC, Dept Vet Affairs VA, Capitol Hlth Care Network VISN 5, Baltimore, MD 21201 USA
[2] Univ Maryland, Sch Med, Dept Psychiat, Baltimore, MD 21201 USA
[3] Univ Maryland, Sch Med, Dept Epidemiol & Prevent Med, Baltimore, MD 21201 USA
[4] Univ Maryland, Sch Med, Sheppard Pratt Hlth Syst, Baltimore, MD 21201 USA
[5] Univ Massachusetts, Dept Psychol, Boston, MA 02125 USA
[6] Vet Hlth Adm, Off Mental Hlth Serv, Washington, DC USA