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

Jan 1, 2021·
Christopher T Rentsch
,
Nicholas J DeVito
,
Brian MacKenna
,
Caroline E Morton
,
Krishnan Bhaskaran
,
Jeremy P Brown
,
Anna Schultze
,
William J Hulme
,
Richard Croker
,
Alex J Walker
,
Others
· 0 min read
Type
Publication
The Lancet Rheumatology