[1] Univ Houston, Coll Pharm, Pharmaceut Hlth Outcomes & Policy Dept, 4849 Calhoun Rd,Room 4050, Houston, TX 77204 USA
[2] Univ Texas Hlth Sci Ctr Houston, Sch Publ Hlth, Houston, TX USA
[3] Michael E DeBakey VA Med Ctr, Hlth Syst Res & Dev Ctr Innovat Qual Effectiveness, Houston, TX USA
[4] Michael E DeBakey VA Med Ctr Houston, VA South Cent Mental Illness Res Educ & Clin Ctr, Houston, TX USA
[5] Baylor Coll Med, Dept Med, Sect Hlth Serv Res, Houston, TX USA