Toxicology and prescribed medication histories among people experiencing fatal illicit drug overdose in British Columbia, Canada

School of Population and Public Health (Crabtree, Lostchuck), University of British Columbia; BC Centre for Disease Control (Chong); Department of Pathology and Laboratory Medicine (Shapiro, Slaunwhite), University of British Columbia; BC Provincial Toxicology Centre (Shapiro, Slaunwhite), Vancouver, BC

School of Population and Public Health (Crabtree, Lostchuck), University of British Columbia; BC Centre for Disease Control (Chong); Department of Pathology and Laboratory Medicine (Shapiro, Slaunwhite), University of British Columbia; BC Provincial Toxicology Centre (Shapiro, Slaunwhite), Vancouver, BC

School of Population and Public Health (Crabtree, Lostchuck), University of British Columbia; BC Centre for Disease Control (Chong); Department of Pathology and Laboratory Medicine (Shapiro, Slaunwhite), University of British Columbia; BC Provincial Toxicology Centre (Shapiro, Slaunwhite), Vancouver, BC

School of Population and Public Health (Crabtree, Lostchuck), University of British Columbia; BC Centre for Disease Control (Chong); Department of Pathology and Laboratory Medicine (Shapiro, Slaunwhite), University of British Columbia; BC Provincial Toxicology Centre (Shapiro, Slaunwhite), Vancouver, BC

School of Population and Public Health (Crabtree, Lostchuck), University of British Columbia; BC Centre for Disease Control (Chong); Department of Pathology and Laboratory Medicine (Shapiro, Slaunwhite), University of British Columbia; BC Provincial Toxicology Centre (Shapiro, Slaunwhite), Vancouver, BC