Martins, Diana, Samantha Singh, Wayne Khuu, Mina Tadrous, Michael Paterson, David Juurlink, Muhammad Mamdani, and Tara Gomes. 2018. “Linking the Narcotics Monitoring System Database to Quantify the Contribution of Prescribed and Non-Prescribed Opioids to Opioid Overdoses in Ontario, Canada”. International Journal of Population Data Science 3 (4). https://doi.org/10.23889/ijpds.v3i4.644.