Dan Werb

4.0k total citations · 1 hit paper
126 papers, 2.6k citations indexed

About

Dan Werb is a scholar working on Epidemiology, Public Health, Environmental and Occupational Health and Infectious Diseases. According to data from OpenAlex, Dan Werb has authored 126 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 104 papers in Epidemiology, 84 papers in Public Health, Environmental and Occupational Health and 26 papers in Infectious Diseases. Recurrent topics in Dan Werb's work include HIV, Drug Use, Sexual Risk (99 papers), Opioid Use Disorder Treatment (83 papers) and Substance Abuse Treatment and Outcomes (31 papers). Dan Werb is often cited by papers focused on HIV, Drug Use, Sexual Risk (99 papers), Opioid Use Disorder Treatment (83 papers) and Substance Abuse Treatment and Outcomes (31 papers). Dan Werb collaborates with scholars based in Canada, United States and United Kingdom. Dan Werb's co-authors include Evan Wood, Thomas Kerr, Brandon D. L. Marshall, Steffanie A. Strathdee, Julio Montaner, Ayden I. Scheim, Nazlee Maghsoudi, Claudia Rafful, Greg Rowell and María Luisa Mittal and has published in prestigious journals such as The Lancet, JAMA and SHILAP Revista de lepidopterología.

In The Last Decade

Dan Werb

124 papers receiving 2.5k citations

Hit Papers

Drug checking services for people who use drugs: a system... 2021 2026 2022 2024 2021 40 80 120
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Drug checking services for people who use drugs: a systematic review
    2021 140 citations Dan Werb, Ayden I. Scheim et al. Addiction profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Dan Werb Canada 26 1.7k 1.3k 441 407 407 126 2.6k
Stephen E. Lankenau United States 30 1.3k 0.8× 1.1k 0.8× 351 0.8× 503 1.2× 559 1.4× 100 2.5k
Kora DeBeck Canada 31 2.6k 1.5× 1.5k 1.2× 632 1.4× 447 1.1× 1.0k 2.6× 202 3.6k
M. Eugenia Socías Canada 30 1.3k 0.7× 920 0.7× 270 0.6× 309 0.8× 340 0.8× 145 2.8k
Stephen Koester United States 23 1.2k 0.7× 998 0.8× 319 0.7× 240 0.6× 427 1.0× 43 2.0k
Rüssel S. Falck United States 33 1.9k 1.1× 816 0.6× 489 1.1× 383 0.9× 646 1.6× 94 2.9k
Kanna Hayashi Canada 32 3.0k 1.7× 2.2k 1.8× 507 1.1× 475 1.2× 662 1.6× 275 4.1k
Libby Topp Australia 32 2.0k 1.1× 807 0.6× 312 0.7× 574 1.4× 355 0.9× 72 3.0k
Carolyn Day Australia 32 2.0k 1.2× 1.0k 0.8× 279 0.6× 136 0.3× 486 1.2× 144 2.9k
Jade Boyd Canada 29 1.6k 0.9× 1.4k 1.1× 440 1.0× 134 0.3× 769 1.9× 75 2.4k
Craig Fry Australia 26 1.1k 0.6× 984 0.8× 405 0.9× 185 0.5× 527 1.3× 86 2.2k

Countries citing papers authored by Dan Werb

Since Specialization
Citations

This map shows the geographic impact of Dan Werb's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Dan Werb with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Dan Werb more than expected).

Fields of papers citing papers by Dan Werb

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Dan Werb. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Dan Werb. The network helps show where Dan Werb may publish in the future.

Co-authorship network of co-authors of Dan Werb

This figure shows the co-authorship network connecting the top 25 collaborators of Dan Werb. A scholar is included among the top collaborators of Dan Werb based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Dan Werb. Dan Werb is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Na, Yingbo, et al.. (2025). Patterns of opioid toxicity deaths after the implementation of COVID-19 emergency measures in Ontario, Canada: a weekly interrupted time series. International Journal of Drug Policy. 139. 104797–104797. 1 indexed citations
2.
Kolla, Gillian, et al.. (2025). The impact of the COVID-19 pandemic on access to harm reduction and treatment services among people who inject drugs in Toronto, Canada: A qualitative investigation. SSM - Qualitative Research in Health. 8. 100569–100569. 1 indexed citations
3.
Knight, Rod, et al.. (2024). Motivations for and perspectives of medication diversion among clients of a safer opioid supply program in Toronto, Canada. International Journal of Drug Policy. 135. 104665–104665. 3 indexed citations
4.
Khalili, Malahat, Paxton Bach, Alexis Crabtree, et al.. (2024). Management of Amphetamine and Methamphetamine Use Disorders: A Systematic Review and Network Meta-analysis of Randomized Trials. International Journal of Mental Health and Addiction. 23(6). 4768–4786. 1 indexed citations
5.
Werb, Dan, Peter J. Davidson, Laramie R. Smith, et al.. (2024). Modeling the impact of a supervised consumption site on HIV and HCV transmission among people who inject drugs in three counties in California, USA. International Journal of Drug Policy. 132. 104557–104557. 1 indexed citations
6.
Ali, Farihah, Cayley Russell, Alissa Greer, et al.. (2023). “2.5 g, I could do that before noon”: a qualitative study on people who use drugs’ perspectives on the impacts of British Columbia’s decriminalization of illegal drugs threshold limit. Substance Abuse Treatment Prevention and Policy. 18(1). 32–32. 10 indexed citations
7.
Mitra, Sanjana, Gillian Kolla, Geoff Bardwell, et al.. (2022). Requiring help injecting among people who inject drugs in Toronto, Canada: Characterising the need to address sociodemographic disparities and substance‐use specific patterns. Drug and Alcohol Review. 41(5). 1062–1070. 2 indexed citations
8.
Kitchen, Sophie A., Tonya Campbell, Nikki Bozinoff, et al.. (2022). Impact of the COVID-19 pandemic on the provision of take-home doses of opioid agonist therapy in Ontario, Canada: A population-based time-series analysis. International Journal of Drug Policy. 103. 103644–103644. 23 indexed citations
9.
Werb, Dan, et al.. (2022). Health harms of non‐medical prescription opioid use: A systematic review. Drug and Alcohol Review. 41(4). 941–952. 4 indexed citations
10.
Marks, Charles, Zachary Bouck, Sonia Jain, et al.. (2021). The impact of recent homelessness on the provision of injection drug use initiation assistance among persons who inject drugs in Tijuana, Mexico and Vancouver, Canada. Drug and Alcohol Dependence. 225. 108829–108829. 4 indexed citations
11.
Earnshaw, Valerie A., et al.. (2021). The intersection of gender and drug use-related stigma: A mixed methods systematic review and synthesis of the literature. Drug and Alcohol Dependence. 223. 108706–108706. 86 indexed citations
12.
Jain, Sonia, Xiaoying Sun, Richard S. Garfein, et al.. (2020). Self‐perception of assisting with future injection drug initiation: The influence of relationships in the process of drug injecting initiation. Drug and Alcohol Review. 40(1). 109–117. 3 indexed citations
13.
Marks, Charles, Annick Bórquez, Sonia Jain, et al.. (2019). Opioid agonist treatment scale-up and the initiation of injection drug use: A dynamic modeling analysis. PLoS Medicine. 16(11). e1002973–e1002973. 16 indexed citations
14.
Mittal, María Luisa, Andy Guise, Claudia Rafful, et al.. (2019). “Another Person Was Going to Do It”: The Provision of Injection Drug Use Initiation Assistance in a High-Risk U.S.–Mexico Border Region. Substance Use & Misuse. 54(14). 2338–2350. 6 indexed citations
15.
Smith, Laramie R., María Luisa Mittal, Steffanie A. Strathdee, et al.. (2019). The role of gender and power dynamics in injection initiation events within intimate partnerships in the US–Mexico border region. Culture Health & Sexuality. 22(9). 1080–1095. 11 indexed citations
16.
West, Brooke S., Daniela Abramovitz, Patricia González‐Zúñiga, et al.. (2019). Drugs, discipline and death: Causes and predictors of mortality among people who inject drugs in Tijuana, 2011–2018. International Journal of Drug Policy. 75. 102601–102601. 27 indexed citations
17.
Guise, Andy, Jason Melo, María Luisa Mittal, et al.. (2018). A fragmented code: The moral and structural context for providing assistance with injection drug use initiation in San Diego, USA. International Journal of Drug Policy. 55. 51–60. 24 indexed citations
18.
Rafful, Claudia, Ricardo Orozco, Gudelia Rangel, et al.. (2018). Increased non‐fatal overdose risk associated with involuntary drug treatment in a longitudinal study with people who inject drugs. Addiction. 113(6). 1056–1063. 41 indexed citations
19.
Werb, Dan, Karla D. Wagner, Leo Beletsky, et al.. (2015). Police bribery and access to methadone maintenance therapy within the context of drug policy reform in Tijuana, Mexico. Drug and Alcohol Dependence. 148. 221–225. 29 indexed citations
20.
Werb, Dan, Thomas Kerr, Bohdan Nosyk, et al.. (2013). The temporal relationship between drug supply indicators: an audit of international government surveillance systems. BMJ Open. 3(9). e003077–e003077. 41 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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