1. Increases in Drug and Opioid Overdose Deaths—United States, 2000–2014;RA Rudd;MMWR Morb Mortal Wkly Rep,2016
2. European Monitoring Centre for Drugs and Drug Addiction. Statistical Bulletin 2018—overdose deaths. 2018.
3. British Columbia Coroners Service. Illicit drug overdose deaths in BC, January 1, 2008—July 31, 2018 Burnaby, BC: Office of the Chief Coroner; 2018 [26 Sep 2018]. Available from: https://www2.gov.bc.ca/gov/content/life-events/death/coroners-service/statistical-reports.
4. Natural and Unnatural Major Causes of Death;Email to Laura MacDougall (,2017
5. Data Quality Documentation, National Ambulatory Care Reporting System—Current-Year Information, 2015–2016;Canadian Institute for Health Information,2016