1. From the Oncology Nursing, Systemic Treatment, and Evidence-Based Care Programs, Cancer Care Ontario; Occupational Health and Safety Department, Toronto General Hospital, University Health Network, Toronto; Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton; Pharmacy, Parkwood Hospital, St Joseph's Health Care, London; Division of Neurosurgery, Children's Hospital of Eastern Ontario; and Hematology Department, Ottawa Hospital, Ottawa, Ontario, Canada