[1] CancerCare Maniotba, Dept Pediat Oncol Hematol Bmt, Winnipeg, MB, Canada
[2] Univ Manitoba, Dept Pediat & Child Hlth, Winnipeg, MB, Canada
[3] Hosp Sick Children, Pediat, Toronto, ON, Canada
[4] Univ British Columbia, Dept Pediat & Child Hlth, Vancouver, BC, Canada
[5] IWK Hlth Ctr, Pediat Hematol Oncol & Med Educ, Halifax, NS, Canada
[6] Univ Manitoba, Dept Community Hlth Sci, Winnipeg, MB, Canada
[7] Yale Sch Med, Dept Pediat & Child Hlth, New Haven, CT USA
[8] Univ Manitoba, Coll Nursing, Winnipeg, MB, Canada