BC Injury Research and Prevention Unit, BC Children’s Hospital Research Institute, British Columbia Centre for Disease Control, British Columbia Centre for Disease Control, British Columbia Centre for Disease Control, Vancouver Island Health Authority, BC Injury Research and Prevention Unit, University of British Columbia (UBC), BC Injury Research and Prevention Unit, affiliation not provided to SSRN, Vancouver Coastal Health, University of British Columbia (UBC) - School of Population and Public Health, University of British Columbia (UBC) and University of British Columbia (UBC) - BC Children’s Hospital Research Institute