1. The secretory background to gastric ulcer;Ball, P.A.J.;Lancet,1961
2. The histological background to gastric ulcer;Ball, P.A.J.; James, A.H.;Ibid,1961
3. Studies of basal and peak acid output with an augmented histamine test;Baron, J.H.;Gut,1963
4. The augmented histamine test in the differential diagnosis between ulcer and cancer of the stomach;Fischerman, K.; Koster, K.H.;Ibid,1962
5. The pathologic physiology of peptic ulcer;Grossman, M.I.;Amer. J. Med,1960