?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Shawcross&rft.au=Shawcross%2C+D.&rft.aufirst=D.&rft.title=British+Medical+Journal&rft.volume=329&rft.issue=7457&rft.date=10+July+2004&rft.pages=112&rft.atitle=Treatment+of+hepatic+encephalopathy%3A+it's+not+lactulose&rft.issn=0959-535X&rft.genre=article