Drupal-Bibcite31<style face="normal" font="default" size="100%">Risk factors for excess all-cause mortality during the first wave of the COVID-19 pandemic in England: A retrospective cohort study of primary care data</style><style face="normal" font="default" size="100%">Risk factors for excess all-cause mortality during the first wave of the COVID-19 pandemic in England: A retrospective cohort study of primary care data</style>