- Correspondence to:
Dr M Lombard
Audit Steering Group, Department of Gastroenterology, 5z Link, Royal Liverpool University Hospital, Prescot St, Liverpool L7 8XP, UK;
- Accepted 17 October 2006
- Revised 20 September 2006
- Published in print 1 June 2007.
- Published online 22 May 2007.
- Published first 4 December 2006.
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