?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Arnold&rft.aufirst=David+T&rft.au=Arnold%2C+David+T&rft.title=European+Respiratory+Journal&rft.volume=57&rft.atitle=Epidemiology+of+pleural+empyema+in+English+hospitals+and+the+impact+of+influenza&rft.issue=6&rft.issn=0903-1936&rft.date=17+June+2021&rft.genre=article