[1] Canandaigua VA Med Ctr, Geriatr & Extended Care Data Analyses Ctr GECDAC, Canandaigua, NY USA
[2] Univ Rochester, Sch Med & Dent, Dept Publ Hlth Sci, Rochester, NY USA
[3] Vet Affairs Greater Los Angeles Healthcare Syst, Hlth Serv Res & Dev Ctr Study Healthcare Innovat, Implementat & Policy, Los Angeles, CA USA
[4] RAND Corp, Santa Monica, CA USA
[5] VA Palo Alto Hlth Care Syst, Geriatr & Extended Care Data Anal Ctr GECDAC, Hlth Econ Resource Ctr, Palo Alto, CA USA
[6] Vet Affairs Greater Los Angeles Healthcare Syst, Geriatr Res Educ & Clin Ctr, Los Angeles, CA USA
[7] Univ Calif Los Angeles, Borun Ctr Gerontol Res, Los Angeles, CA USA
[8] Los Angeles Jewish Home, Los Angeles, CA USA