[1] SickKids Hosp, Div Hematol Oncol, Dept Psychol, Toronto, ON, Canada
[2] Sainte Justine Univ Hlth Ctr, Res Ctr, Canc Axis, Montreal, PQ, Canada
[3] SickKids Hosp, Div Social Work, Toronto, ON, Canada
[4] SickKids Hosp, Div Hematol Oncol, Toronto, ON, Canada
[5] Cundill Ctr Child & Youth Depress, Ctr Addict & Mental Hlth, Toronto, ON, Canada