[1] Univ Toronto, Dept Med, Toronto, ON, Canada
[2] Univ Toronto, Inst Hlth Policy Management & Evaluat, Toronto, ON, Canada
[3] ICES Cent, Toronto, ON, Canada
[4] Sinai Hlth Syst, Dept Med, New York, NY 10029 USA
[5] Univ Hlth Network, Toronto, ON, Canada
[6] Temmy Latner Ctr Palliat Care, Toronto, ON, Canada
[7] Unity Hlth Toronto, Li Ka Shing Knowledge Inst, Dept Med, Toronto, ON, Canada
[8] Unity Hlth Toronto, St Michaels Hosp, Dept Med, Toronto, ON, Canada
[9] Univ Hlth Network, Toronto Gen Hosp, Res Inst, Toronto, ON, Canada
[10] Univ Hlth Net work, Schroeder Arthrit Inst, Toronto, ON, Canada