Drupal-Bibcite0<style face="normal" font="default" size="100%">Impact of SARS-CoV-2 infection on patients with systemic lupus erythematosus in England prior to vaccination: a retrospective observational cohort study</style><style face="normal" font="default" size="100%">Impact of SARS-CoV-2 infection on patients with systemic lupus erythematosus in England prior to vaccination: a retrospective observational cohort study</style>