Dusheiko Geoffrey, Wedemeyer Heiner
University Department of Medicine, UCL Institute of Liver and Digestive Health, Royal Free Hospital, Pond Street, London NW3 2QG, UK.
Gut. 2012 Dec;61(12):1647-52. doi: 10.1136/gutjnl-2012-302910. Epub 2012 Aug 30.