1. Division of Pediatric Hematology‐Oncology Montreal Children's Hospital McGill University Health Centre Montreal Québec Canada
2. Division of Pediatric Haematology‐Oncology The Hospital for Sick Children Toronto Ontario Canada
3. Department of Pediatric Hematology‐Oncology Centre Hospitalier Universitaire Sainte‐Justine Montreal Québec Canada
4. Division of Pediatric Hematology‐Oncology Centre Hospitalier Universitaire de Québec/Centre mère‐enfant Soleil Québec City Québec Canada
5. Division of Pediatric Hematology‐Oncology Centre Hospitalier Universitaire de Sherbrooke Sherbrooke Québec Canada