[1] Vet Affairs Greater Angeles Healthcare Syst, Ctr Study Healthcare Innovat Implementat & Policy, 11301 Wilshire Blvd, Los Angeles, CA 90073 USA
[2] Univ Calif Los Angeles, David Geffen Sch Med, Dept Psychiat & Biobehav Sci, 760 Westwood Plaza, Los Angeles, CA 90095 USA
[3] VA Desert Pacific Mental Illness Res Educ & Clin C, 11301 Wilshire Blvd, Los Angeles, CA 90073 USA
[4] United States Army, 101 Army Pentagon, Washington, DC 20310 USA