[1] VA Pittsburgh Healthcare Syst, Ctr Hlth Equ Res & Promot, Pittsburgh, PA 15240 USA
[2] Pain Res Informat Multimorbid & Educ Ctr, West Haven, CT USA
[3] Yale Sch Med, Biomed Informat & Data Sci, New Haven, CT 06510 USA
[4] Seattle Epidemiol Res & Informat Ctr, Dept Vet Affairs Puget Sound Hlth Care Syst, Seattle, WA USA
[5] Seattle Denver Ctr Innovat Vet Ctr & Value Driven, Dept Vet Affairs Puget Sound Hlth Care Syst, Seattle, WA USA
[6] Univ Washington, Sch Publ Hlth, Dept Epidemiol, Seattle, WA USA
[7] Vet Hlth Adm, Lesbian Gay Bisexual Transgender & Queer Hlth Prog, Washington, DC USA
[8] VA Boston Healthcare Syst, Natl Ctr PTSD, Boston, MA USA
[9] Boston Univ, Chobanian & Avedisian Sch Med, Boston, MA USA
[10] Michael E DeBakey VA Med Ctr, Ctr Innovat Qual Effectiveness & Safety, Houston, TX USA
[11] Baylor Coll Med, Dept Psychiat & Behav Sci, Houston, TX USA
[12] Univ Southern Calif, Suzanne Dworak Peck Sch Social Work, Los Angeles, CA USA