[1] US Dept Vet Affairs, Geriatr & Extended Care Data Anal Ctr, Off Geriatr & Extended Care, Washington, DC USA
[2] Canandaigua Vet Affairs Med Ctr, Canandaigua, NY USA
[3] Univ Rochester, Dept Publ Hlth Sci, 265 Crittenden Blvd, Rochester, NY 14642 USA
[4] Univ Rochester, Sch Med & Dent, Dept Med, Div Geriatr Aging, Rochester, NY 14642 USA
[5] Eastern Colorado Hlth Care Syst, Aurora, CO USA
[6] Univ Colorado, Sch Med, Anschutz Campus, Denver, CO USA
[7] US Dept Vet Affairs, Off Geriatr & Extended Care, Washington, DC USA
[8] Univ Penn, Sch Med, Div Geriatr, Philadelphia, PA 19104 USA
[9] Philadelphia Vet Affairs Med Ctr, Philadelphia, PA USA
[10] SUNY Buffalo, Dept Psychol, Buffalo, NY USA