Drupal-Bibcite31<style face="normal" font="default" size="100%">Pneumococcal vaccine coverage among individuals aged 18 to 64 years old with underlying medical conditions in the UK: a retrospective database analysis</style><style face="normal" font="default" size="100%">Pneumococcal vaccine coverage among individuals aged 18 to 64 years old with underlying medical conditions in the UK: a retrospective database analysis</style>