Clinical and economic evaluation of laparoscopic surgery compared with medical management for gastro-oesophageal reflux disease: 5-year follow-up of multicentre randomised trial (t... oleh AM Grant, C Boachie, SC Cotton, R Faria, L Bojke, DM Epstein, CR Ramsay, B Corbacho, M Sculpher, ZH Krukowski, RC Heading, MK Campbell