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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1996 2
1997 1
1998 1
2001 1
2006 1
2007 4
2008 4
2009 8
2010 6
2011 4
2012 17
2013 65
2014 82
2015 130
2016 123
2017 78
2018 40
2019 24
2020 18
2021 3
2022 1
2024 0

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Effect of pre-exposure use of hydroxychloroquine on COVID-19 mortality: a population-based cohort study in patients with rheumatoid arthritis or systemic lupus erythematosus using the OpenSAFELY platform.
Rentsch CT, DeVito NJ, MacKenna B, Morton CE, Bhaskaran K, Brown JP, Schultze A, Hulme WJ, Croker R, Walker AJ, Williamson EJ, Bates C, Bacon S, Mehrkar A, Curtis HJ, Evans D, Wing K, Inglesby P, Mathur R, Drysdale H, Wong AYS, McDonald HI, Cockburn J, Forbes H, Parry J, Hester F, Harper S, Smeeth L, Douglas IJ, Dixon WG, Evans SJW, Tomlinson L, Goldacre B. Rentsch CT, et al. Lancet Rheumatol. 2021 Jan;3(1):e19-e27. doi: 10.1016/S2665-9913(20)30378-7. Epub 2020 Nov 5. Lancet Rheumatol. 2021. PMID: 33349815 Free PMC article.
530 results