Drupal-Bibcite31<style face="normal" font="default" size="100%">Prevalence of COVID-19-related risk factors and risk of severe influenza outcomes in cancer survivors: A matched cohort study using linked English electronic health records data</style><style face="normal" font="default" size="100%">Prevalence of COVID-19-related risk factors and risk of severe influenza outcomes in cancer survivors: A matched cohort study using linked English electronic health records data</style>