Real-world effects of medications for stroke prevention in atrial fibrillation: protocol for a UK population-based non-interventional cohort study with validation against randomise... by Liam Smeeth, Kevin Wing, Ian J Douglas, Usha Gungabissoon, Emma Maud Powell

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Use of real-world evidence in postmarketing medicines regulation in the European Union: a systematic assessment of European Medicines Agency referrals 2013–2017 by Kevin Wing, Krishnan Bhaskaran, Jeremy Philip Brown, Stephen J Evans, Ian J Douglas

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Approaches for combining primary care electronic health record data from multiple sources: a systematic review of observational studies by Rachael Williams, Krishnan Bhaskaran, Ian J Douglas, Daniel Dedman, Melissa Cabecinha, Stephen J W Evans

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Risk of mortality between warfarin and direct oral anticoagulants: population-based cohort studies by Zixuan Wang, Julian Matthewman, John Tazare, Qiuyan Yu, Ka Shing Cheung, Celine S. L. Chui, Esther W. Y. Chan, Krishnan Bhaskaran, Liam Smeeth, Ian C. K. Wong, Ian J. Douglas, Angel Y. S. Wong

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Study protocol: Comparison of different risk prediction modelling approaches for COVID-19 related death using the OpenSAFELY platform [version 2; peer review: 2 approved] by Richard Croker, Anna Schultze, Frank Hester, John Parry, Rafael Perera, Sam Harper, Rosalind M. Eggo, Liam Smeeth, Ewout Steyerberg, Caroline Minassian, Ruth Keogh, Karla Diaz-Ordaz, Stephen J.W. Evans, Elizabeth J. Williamson, Krishnan Bhaskaran, John Tazare, Helen I McDonald, Alex J. Walker, Sebastian Bacon, Laurie A. Tomlinson, Helen J. Curtis, Chris Bates, Caroline E. Morton, Harriet Forbes, Amir Mehrkar, Emily Nightingale, Brian D Nicholson, Richard Grieve, Dave Evans, Peter Inglesby, David Harrison, Ben Goldacre, David Leon, Jonathan Cockburn, Brian MacKenna, Rohini Mathur, Will J. Hulme, Nicholas G. Davies, Ian J. Douglas, Jessica Morley, Angel Wong, Christopher T. Rentsch

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