[1] VA Greater Los Angeles Hlth Care Syst, HSR&D Ctr Study Healthcare Innovat Implementat &, Los Angeles, CA USA
[2] Jesse Brown VA Med Ctr, Chicago, IL USA
[3] VA Ctr Innovat Complex Chron Healthcare, Chicago, IL USA
[4] Univ Illinois, Coll Med, Dept Med, Sect Acad Internal Med & Geriatr, Chicago, IL USA
[5] Univ Calif Los Angeles, Dept Hlth Policy & Management, Fielding Sch Publ Hlth, Los Angeles, CA USA
[6] VA Informat & Comp Infrastruct VINCI, Salt Lake City, UT USA
[7] Univ Southern Calif, Dornsife Sch Letters Arts & Sci, Ctr Econ & Social Res, Los Angeles, CA USA