1. A relationship between cancer of the stomach and the ABO blood groups;Aird, I.; Bentall, H.H.; Roberts, J.A.F.;Brit. med. J,1953
2. The blood groups in relation to peptic ulceration and carcinoma of colon, rectum, breast, and bronchus;Aird, I.; Bentall, H.H.; Mehigan, J.A.; Roberts, J.A.F.;Brit. med. J,1954
3. Blood groups of gastric ulcer and carcinoma;Beasley, W.H.;Brit. med. J,1960
4. Gastric cancer: Relationships between ABO blood groups, site, and epidemiology;Billington, B.P.;Lancet,1956
5. The association of the ABO blood groups to gastric carcinoma;Buckwalter, J.A.; Wohlwend, C.B.; Colter, D.C.; Tidrick, R.T.; Knowler, L.Q.;Surg. Gynec. Obstet,1957