What are the implications of using individual and combined sources of routinely collected data to identify and characterise incident site-specific cancers? a concordance and valida... by Rachael Williams, Helen Strongman, Krishnan Bhaskaran

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Identification of mental health and quality of life outcomes in primary care databases in the UK: a systematic review by Rachael Williams, Helen Strongman, Helena Carreira, Krishnan Bhaskaran

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Common bacterial infections and risk of incident cognitive decline or dementia: a systematic review protocol by Liam Smeeth, Carol Brayne, Krishnan Bhaskaran, Rutendo Muzambi, Charlotte Warren-Gash

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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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Adherence to guidelines for creatinine and potassium monitoring and discontinuation following renin–angiotensin system blockade: a UK general practice-based cohort study by Henrik Toft Sørensen, Liam Smeeth, Dorothea Nitsch, Morten Schmidt, Laurie A Tomlinson, Krishnan Bhaskaran, Kathryn E Mansfield

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Cohort studies on 71 outcomes among people with atopic eczema in UK primary care data by Julian Matthewman, Anna Schultze, Helen Strongman, Krishnan Bhaskaran, Amanda Roberts, Spiros Denaxas, Kathryn E. Mansfield, Sinéad M. Langan

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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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OpenSAFELY: impact of national guidance on switching anticoagulant therapy during COVID-19 pandemic by Ben Goldacre, David Evans, Sam Harper, Alex J Walker, Richard Croker, Liam Smeeth, Rohini Mathur, Krishnan Bhaskaran, Henry Drysdale, Ian Douglas, Harriet Forbes, Elizabeth Williamson, Brian MacKenna, William Hulme, Anna Schultze, Christopher T Rentsch, Seb Bacon, Chris Bates, Helen J Curtis, Amir Mehrkar, Peter Inglesby, Jonathan Cockburn, Laurie Tomlinson, Rosalind M Eggo, John Parry, Frank Hester, Simon Davy, Angel Yun Wong, Caroline Morton, George Hickman, Tom Ward

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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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