[1] Vet Affairs Med Ctr, Dept Geriatr Palliat & Extended Care, San Francisco, CA USA
[2] Univ Calif San Francisco, Global Brain Hlth Inst GBHI, San Francisco, CA USA
[3] Univ Calif San Francisco, Dept Physiol Nursing, San Francisco, CA 94118 USA
[4] Radboud Univ Nijmegen, Med Ctr, Dept Primary & Community Care, Nijmegen, Netherlands
[5] Radboud Univ Nijmegen, Radboudumc Alzheimer Ctr, Med Ctr, Nijmegen, Netherlands
[6] Leiden Univ, Med Ctr, Dept Publ Hlth & Primary Care, Leiden, Netherlands
[7] Vrije Univ Brussel VUB, Dept Family Med & Chron Care, Brussels, Belgium
[8] Univ Ghent, Dept Publ Hlth & Primary Care, End of Life Care Res Grp, Brussels, Belgium
[9] Massachusetts Gen Hosp MGH, Div Palliat Care & Geriatr Med, Boston, MA USA
[10] Massachusetts Gen Hosp MGH, Mongan Inst Aging & Serious Illness CASI, Boston, MA USA
[11] Harvard Univ, Harvard Med Sch, Boston, MA 02115 USA
[12] Univ Calif San Francisco, Philip R Lee Inst Hlth Policy Studies, San Francisco, CA 94118 USA