Thalley NJ on behalf of the Genval Workshop Group. An evidence-based appraisal of reflux disease management - the Genval Workshop Report. - Dent,J.; Brun,J.; Fendrick,A.M.; Fennerty,M.B.; Janssens,J.; Kahrilas,P.J.; Lauritsen,K.; Reynolds,J.C.; Shaw,M. (GUT, 1999)