1. Ueber penetrierende magenund jeju- nalgeschwure;Schwarz;Beitr Klin Chir,1910
2. Benign gastric ulcers occurring with persistent histamine-fast achlorhydria;Wald;Hopkins Med J,1975
3. An apparent exception to Schwarz’s dictum No acid-No ulcer;Isenberg;Ν Engl J Med,1971
4. Pyloric channel ulcer with betazole-fast achlorhydria;Korn;Gastroenterology,1974
5. Pernicious anemia and occurring in series of patients with pernicious pies of Internal Medicine;Wintrobe,1974