1. Gastroscopic observation of the effect of aspirin and certain other substances on the stomach;Douthwaite, A.H.; Lintott, G.A.M.;Lancet,1938
2. Aspirin is not a major cause of acute gastrointestinal bleeding;Langman, M.J.S.,1974
3. Aspirin is dangerous for the peptic ulcer patient;Spiro, H.M.,1974
4. Aspirin: new perspective on everyman's medicine;Hammond, A.L.;Science,1971
5. Commonwealth Government Printing Office: Canberra;H., M.; Rudwal, T.C.; Redmond, N.I.,1968