CarolineSwan, Nathalie PDuroudier, EugeneCampbell, AbedZaitoun, MargaretHastings, George EDukes, JoanneCox, Fiona MKelly, JonathanWilde, Mark GLennon, Keith RNeal, Peter JWhorwell, Ian PHall, Robin CSpiller
Gut Jul 2013, 62 (7) 985-994; DOI: 10.1136/gutjnl-2011-301213