Developing an explanatory theoretical model for engagement with a web-based mental health platform: results of a mixed methods study by Dara Gordon, Jennifer Hensel, Zachary Bouck, Laura Desveaux, Charlene Soobiah, Marianne Saragosa, Lianne Jeffs, Sacha Bhatia, James Shaw

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A cross‐sectional assessment of injection of “salts” and HIV transmission‐related behaviours among a cohort of people who inject drugs in Kyrgyzstan by Rebecca Kennedy, Zachary Bouck, Dan Werb, Ainura Kurmanalieva, Anna Blyum, Natalya Shumskaya, Thomas L. Patterson, Javier A. Cepeda, Laramie R. Smith

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Controlled-release hydromorphone and risk of infection in adults: a systematic review by Andrea C. Tricco, Amanda Parker, Areej Hezam, Vera Nincic, Fatemeh Yazdi, Yonda Lai, Charmalee Harris, Zachary Bouck, Ahmed M. Bayoumi, Sharon E. Straus

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Measuring the frequency and variation of unnecessary care across Canada by Zachary Bouck, Ciara Pendrith, Xi-Kuan Chen, Jennifer Frood, Ben Reason, Tanya Khan, Alicia Costante, Kyle Kirkham, Karen Born, Wendy Levinson, R. Sacha Bhatia

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Mediation analysis with a time-to-event outcome: a review of use and reporting in healthcare research by Lauren Lapointe-Shaw, Zachary Bouck, Nicholas A. Howell, Theis Lange, Ani Orchanian-Cheff, Peter C. Austin, Noah M. Ivers, Donald A. Redelmeier, Chaim M. Bell

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First-line opioid agonist treatment as prevention against assisting others in initiating injection drug use: A longitudinal cohort study of people who inject drugs in Vancouver, Ca... by Zachary Bouck, Andrea C. Tricco, Laura C. Rosella, Hailey R. Banack, Matthew P. Fox, Robert W. Platt, M-J Milloy, Kora DeBeck, Kanna Hayashi, Dan Werb

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Length of initial prescription at hospital discharge and long-term medication adherence for elderly, post-myocardial infarction patients: a population-based interrupted time series... by J. D. Schwalm, Noah M. Ivers, Zachary Bouck, Monica Taljaard, Madhu K. Natarajan, Francis Nguyen, Waseem Hijazi, Kednapa Thavorn, Lisa Dolovich, Tara McCready, Erin O’Brien, Jeremy M. Grimshaw

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Immigrants, Ethnicity, and Adherence to Secondary Cardiac Prevention Therapy: A Substudy of the ISLAND Trial by Shaun Shepherd, MSc, Noah Ivers, MD, PhD, Madhu K. Natarajan, MD, MSc, Jeremy Grimshaw, MBChB, PhD, Monica Taljaard, PhD, Zachary Bouck, MPH, J.D. Schwalm, MD, MSc

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The impact of the COVID-19 pandemic on people who use drugs in three Canadian cities: a cross-sectional analysis by Sanjana Mitra, Zachary Bouck, Sarah Larney, Camille Zolopa, Stine Høj, Nanor Minoyan, Katie Upham, Indhu Rammohan, Wing Yin Mok, Kanna Hayashi, M-J Milloy, Kora DeBeck, Ayden Scheim, Dan Werb

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Association of Cardiology Billing Amounts With Health Care Utilization and Clinical Outcomes in Patients With Atrial Fibrillation by R. Sacha Bhatia, Cherry Chu, Anna Kaoutskaia, Dennis T. Ko, Kaveh G. Shojania, Paul Dorian, Bing Yu, Mohammed Shurrab, Jiming Fang, Heather Ross, Peter C. Austin, Zachary Bouck, Shaun G. Goodman, Eugene Crystal

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Extending access to a web-based mental health intervention: who wants more, what happens to use over time, and is it helpful? Results of a concealed, randomized controlled extensio... by Jennifer M. Hensel, James Shaw, Noah M. Ivers, Laura Desveaux, Simone N. Vigod, Zachary Bouck, Nike Onabajo, Payal Agarwal, Geetha Mukerji, Rebecca Yang, Megan Nguyen, Lianne Jeffs, Trevor Jamieson, R. Sacha Bhatia

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Centralized Triage of Suspected Coronary Artery Disease Using Coronary Computed Tomographic Angiography to Optimize the Diagnostic Yield of Invasive Angiography by J.-D. Schwalm, MD, MSc, Zachary Bouck, MPH, Madhu K. Natarajan, MD, MSc, Natalia Pinilla, MD, Danielle Walker, MD, Nida Syed, MD, David Landry, MD, Ali Sabri, MD, Vikas Tandon, MD, James Nkurunziza, MD, Monica Taljaard, PhD, Tej Sheth, MD

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Association Between Physicians’ Appropriate Use of Echocardiography and Subsequent Healthcare Use and Outcomes in Patients With Heart Failure by Tharmegan Tharmaratnam, Zachary Bouck, Atul Sivaswamy, Harindra C. Wijeysundera, Cherry Chu, Cindy X. Yin, Gillian C. Nesbitt, Jeremy Edwards, Kibar Yared, Brian Wong, Adina Weinerman, Paaladinesh Thavendiranathan, Harry Rakowski, Paul Dorian, Geoff Anderson, Peter C. Austin, David M. Dudzinski, Dennis T. Ko, Rory B. Weiner, R. Sacha Bhatia

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Enhancing population-level research among people who inject drugs: a validation and retrospective cohort study using health administrative data in Ontario, Canada by Zoë R Greenwald, Jordan J Feld, Dan Werb, Peter C Austin, Samantha Drover, Daniel Fridman, Ahmed Bayoumi, Tara Gomes, Claire E Kendall, Lauren Lapointe-Shaw, Ayden I Scheim, Sofia R Bartlett, Eric I Benchimol, Zachary Bouck, Christina Greenaway, Naveed Z Janjua, Pamela Leece, William WL Wong, Beate Sander, Jeffrey C Kwong

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