[1] Dept Vet Affairs Puget Sound Hlth Care Syst, Seattle, WA 98101 USA
[2] Ctr Excellence Subst Abuse Treatment & Educ, Dept Vet Affairs VA Puget Sound Hlth Care Syst, Seattle, WA USA
[3] Univ Washington, Dept Med, Seattle, WA USA
[4] Univ Washington, Dept Hlth Serv, Seattle, WA 98195 USA
[5] Dept Vet Affairs Eastern Colorado Healthcare Syst, Denver, CO USA
[6] Ctr Hlth Care Evaluat, Dept Vet Affairs Palo Alto Hlth Care Syst, Menlo Pk, CA USA
[7] Bedford VAMC, Ctr Hlth Qual Outcomes & Econ Res, Bedford, TX USA
[8] Anesthesia Serv, Dept Vet Affairs, Cent Off, Washington, DC USA
[9] Univ Washington, Dept Psychiat & Behav Sci, Seattle, WA 98195 USA
[10] Univ Washington, Dept Pharm, Seattle, WA 98195 USA
[11] Univ Washington, Dept Anesthesiol, Seattle, WA 98195 USA
[12] Univ Colorado, Hlth Outcomes Program, Aurora, CO USA
[13] Univ Alabama Birmingham, Dept Surg, Birmingham, AL 35294 USA
[14] Bispebjerg Hosp, WHO Collaborating Ctr Evidence Based Hlth Promot, Copenhagen, Denmark
[15] Univ Massachusetts, Sch Med, Dept Quantitat Hlth Sci, Div Hlth Informat & Implementat Sci, Worcester, MA USA
[16] Birmingham Vet Affairs Med Ctr, Ctr Surg Med Acute Care Res & Transit C SMART, Birmingham, AL USA