Authors: FARTHING MJG WILLIAMS R SWAN CHJ BURROUGHS A HEADING RC DODGE JA RUSSELL RI VENABLES CW DICK R BURNHAM R LEICESTER R NEALE G SWARBRICK ET FAIRCLOUGH PD JONES R MELIA NP

Citation: Mjg. Farthing et al., NATURE AND STANDARDS OF GASTROINTESTINAL AND LIVER SERVICES IN THE UNITED-KINGDOM, Gut, 34(12), 1993, pp. 1728-1739