[1] Indiana Univ, Sch Nursing, Indianapolis, IN 46202 USA
[2] Indiana Univ, Regenstrief Inst, Ctr Aging Res, Indianapolis, IN 46202 USA
[3] Calif State Univ, Inst Palliat Care, Oceanside, CA USA
[4] Ctr Pract Bioeth, Kansas City, MO USA
[5] VA Eastern Colorado Geriatr Res Educ & Clin Ctr, Aurora, CO USA
[6] Univ Colorado, Div Geriatr Med, Sch Med, Aurora, CO USA