RT Journal Article SR Electronic T1 Cochrane systematic review highlights the importance of lactulose in the management of hepatic encephalopathy JF BMJ Supportive & Palliative Care JO BMJ Support Palliat Care FD British Medical Journal Publishing Group SP 238 OP 239 DO 10.1136/bmjspcare-2016-001255 VO 8 IS 2 A1 Anna Sutherland A1 Faeqa Hami A1 James Maggs YR 2018 UL http://spcare.bmj.com/content/8/2/238.abstract AB