1. Natural history of early gastric cancer: results of a 10 year regional survey;JL, I.Fielding; DJ, Ellis; BG, Jones;Br Med J,1980
2. Early cancer of stomach;Murakami, T.;World J Surg,1979
3. Value of bGlucuronidase in gastric juice in the diagnosis;Piper, D.W.; Griffith, E.M.; Irving, L.G.; Fenton, B.H.
4. Lactic Dehydrogenase activity in gastric juice for the diagnosis of gastric cancer;Smyrniotis, F.; Shenker, S.; O'Donnell, J.; Schiff, L.;Am J Dig Dis
5. Gastric juice enzymes - an aid to diagnosis of gastric cancer'?;Rogers, K.; Roberts, G.M.; Williams, G.T.;Lancet,1981