[1] Univ Toronto, Lawrence S Bloomberg Fac Nursing, Toronto, ON, Canada
[2] Univ Hlth Network, Princess Margaret Canc Ctr, Dept Support Care, Toronto, ON, Canada
[3] Univ Toronto, Dept Psychiat, Toronto, ON, Canada
[4] Princess Margaret Canc Res Inst, Toronto, ON, Canada
[5] Univ Toronto, Div Med Oncol, Toronto, ON, Canada