[1] Indiana Univ, Sch Nursing, Dept Community & Hlth Syst, 600 Barnhill Dr, Indianapolis, IN 46202 USA
[2] Univ Calif San Francisco, Sch Med, Div Geriatr, San Francisco, CA USA
[3] Respecting Choices, La Crosse, WI USA
[4] Indiana Univ Sch Med, Div Gen Internal Med & Geriatr, Indianapolis, IN USA
[5] Indiana Univ, Regenstrief Inst Inc, Ctr Aging Res, Indianapolis, IN USA
[6] Indiana Univ Purdue Univ, Res Palliat & End Of Life Commun & Training RESPE, Indianapolis, IN USA