[1] US Dept Vet Affairs VA Puget Sound Hlth Care Syst, Seattle Div, Seattle, WA 98112 USA
[2] US Dept Vet Affairs VA Puget Sound Hlth Care Syst, Mental Hlth Serv, Seattle, WA USA
[3] Epidemiol Res & Informat Ctr, Boston, MA USA
[4] Hlth Serv Res & Dev Program, Dallas, TX USA
[5] Univ Washington, Dept Psychiat & Behav Sci, Seattle, WA 98195 USA
[6] Univ Washington, Dept Epidemiol, Seattle, WA 98195 USA
[7] Univ Washington, Dept Med, Div Gen Internal Med, Seattle, WA USA
[8] VA Ann Arbor Healthcare Syst, VA Ctr Clin Management Res, Ann Arbor, MI USA
[9] Univ Michigan, Sch Med, Dept Psychiat, Ann Arbor, MI USA
[10] VA Maryland Hlth Care Syst, VA Capitol Hlth Care Network Mental Illness Res, Educ & Clin Ctr, Baltimore, MD USA
[11] Univ Maryland, Sch Med, Dept Psychiat, Baltimore, MD 21201 USA