1. The esophagus: 1967 to 1969. Parts I and II;Pope, II, C.E.;Gastroenterology,1970
2. The oesophagogastric sphincter in hiatus hernia;Atkinson, M.; Edwards, D.A.W.; Honour, A.J.; Rowlands, E.N.;Lancet,1957
3. Sphincter mechanisms in the gastro-intestinal tract;Edwards, D.A.W.;Amer. J. dig. Dis,1967
4. The gastro-oesophageal sphincter in hiatus hernia;Wankling, W.J.; Warrian, W.G.; Lind, J.F.;Canad. J. Surg,1965
5. Determination of yield pressures: a method for measuring anal sphincter competence;Harris, L.D.; Winans, C.S.; Pope, II, C.E.;Gastroenterology,1966