[1] VA Puget Sound Hlth Care Syst, VA HSR &D Ctr Innovat Vet Ctr & Value Driven Care, Seattle, WA USA
[2] Univ Washington, Dept Psychiat & Behav Sci, Seattle, WA USA
[3] Iowa City VA Hlth Care Syst, VA HSR &D Ctr Access & Delivery Res & Evaluat, Iowa City, IA USA
[4] Univ Iowa, Dept Internal Med, Iowa City, IA USA
[5] Univ Washington, Dept Hlth & Syst & Populat Hlth, Seattle, WA USA
[6] Cent Arkansas Vet Healthcare Syst, VA HSR&D Ctr Mental Hlth & Outcomes Res, Little Rock, AR USA
[7] Univ Arkansas Med Sci, Dept Psychiat, Little Rock, AR USA
[8] VA HSR&D Charleston Hlth Equ & Rural Outreach Inno, Charleston, SC USA
[9] Med Univ South Carolina, Dept Psychiat, Charleston, SC USA
[10] Iowa City VA Hlth Care Syst, Iowa City, IA USA
[11] Univ Iowa, Dept Psychiat, Iowa City, IA USA
[12] VA San Diego Healthcare Syst, San Diego, CA USA
[13] Univ Calif San Diego, Dept Psychiat, San Diego, CA USA
[14] VA Med Ctr, Natl Ctr PTSD, White River Jct, VT USA
[15] Geisel Sch Med Dartmouth, Hanover, NH USA
[16] Univ Washington, Sch Med, Dept Psychiat & Behav Sci, Div Populat Hlth, 1959 NE Pacific St,Box 356560, Seattle, WA 98195 USA