- Correspondence to Dr Shahid A Khan, Division of Medicine, Imperial College London, Liver Unit, 10th Floor, QEQM Wing, St Mary's Hospital Campus, South Wharf Road, London W2 1NY, UK and Department of Gastroenterology, 3rd Floor, Hammersmith House, Hammersmith Hospital Campus, Du Cane Road, London W12 0HS, UK;
- Revised July 10, 2012
- Accepted July 13, 2012
- First published August 15, 2012.
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