Tobias S, Tu A, Shapiro AM, Mérette SAM, Lysyshyn M, Wood E, Buxton JA, Ti L Fentanyl concentrations in unregulated opioids and the blood of drug toxicity decedents AJE Adv Link

Bird J, Tobias S, Grant C, Lysyshyn M, Tupper K, Wood E, Kerr T, Ti L Sharing drug checking results in a Canadian setting: a multi-site analysis Int J Drug Policy PubMed

Crepeault H, Tobias S, Angelucci J, Dubland S, Lysyshyn M, Wood E, Ti L Detection of benzodiazepines in the unregulated drug supply using point of care and confirmatory drug checking technologies: a validation study Drug Alcohol Depend PubMed

Tobias S, Angelucci J, Wood E, Buxton JA, Ti L Novel adulterants in unregulated opioids and their associations with adverse events Can J Public Health PubMed

Tobias S, Buxton J, Ti L Local impact from international crises: unregulated drug toxicity during the COVID-19 pandemic in British Columbia, Canada Am J Public Health PubMed

Kennedy MC, Tobias S, Dong H, Buxton JA, Lysyshyn M, Tupper KW, Ti L Author reply to letter to the editor in response to "Fentanyl concentration in drug checking samples and risk of overdose death in Vancouver, Canada" Am J Prev Med PubMed

Kennedy MC, Dong H, Tobias S, Buxton J, Lysyshyn M, Tupper K, Ti L Fentanyl concentration in drug checking samples and risk of overdose death in Vancouver, Canada Am J Prev Med PubMed

Tobias S, Ferguson M, Palis H, Burmeister C, McDougall J, Liu L, Graham B, Ti L, Buxton JA Motivators of and barriers to drug checking engagement in British Columbia, Canada: findings from a cross-sectional study Int J Drug Policy PubMed

Bhuiyan I, Tobias S, Ti L Responding to changes in the unregulated drug supply: the need for a dynamic approach to drug checking technologies Am J Drug Alcohol Abuse PubMed

Ti L, Grant CJ, Tobias S, Hore DK, Laing R, Marshall BDL Development of a neural network model to predict the presence of fentanyl in community drug samples PLoS One PubMed