1. Research Centre, Sainte-Justine University Health Center (SJUHC), Montréal, Québec, Canada
2. Department of Psychology, Université de Montréal, Montréal, Québec, Canada
3. Department of Pediatrics, Université de Montréal, Montréal, Québec, Canada
4. Department of Pediatrics, McMaster University, Hamilton, Ontario, Canada
5. Division of Hematology/Oncology, McMaster Children’s Hospital, Hamilton, Ontario, Canada
6. Department of Hematology-Oncology, Quebec University Health Center (QUHC), Montréal, Québec, Canada
7. Department of Psychiatry, University of Ottawa, Ottawa, Ontario, Canada