[1] Louis Stokes Cleveland VA Med Ctr, Res Serv, Cleveland, OH USA
[2] Univ Illinois, Dept Med, Chicago, IL 60607 USA
[3] Jesse Brown VA Chicago Hlth Care Syst, Ctr Innovat Complex Chron Healthcare, Chicago, IL 60612 USA
[4] Univ Illinois, Dept Med Educ, Chicago, IL USA
[5] VA Greater Los Angeles Healthcare Syst, Off Healthcare Transformat, Los Angeles, CA USA
[6] Edward Hines Jr VA Hosp, Ctr Innovat Complex Chron Healthcare, Hines, IL USA
[7] Yale Univ, Sch Med, Dept Med, New Haven, CT 06510 USA
[8] Louis Stokes Cleveland VA Med Ctr, Primary Care, Cleveland, OH USA
[9] VA Greater Los Angeles Healthcare Syst, Dept Med, Los Angeles, CA USA
[10] Edward Hines Jr VA Hosp, Dept Med, Hines, IL USA
[11] Clement J Zablocki VA Med Ctr, Gen Med Div, Milwaukee, WI USA
[12] Med Coll Wisconsin, Dept Med, Milwaukee, WI 53226 USA
[13] Northwestern Univ, Feinberg Sch Med, Dept Psychiat & Behav Sci & Prevent Med, Chicago, IL 60611 USA
[14] William S Middleton Mem Vet Adm Med Ctr, Res Serv, Madison, WI USA
[15] Loyola Univ, Dept Publ Hlth Sci, Chicago, IL 60611 USA
[16] William S Middleton Mem Vet Adm Med Ctr, Pharm Serv, Madison, WI USA