1. Beaumont W. The Physiology of Digestion: Experiments on the Gastric Juice.2nd ed. Burlington, VT: Chauncey Goodrich; 1847:69–94.
2. Tileston W. Peptic ulcer of the oesophagus. Am J Med Sci 1906;132:240–265.
3. Quincke H.Ulcus oesophagi ex digestione. Dtsch Archiv Klin Med 1879;24:72–79.
4. Allbutt TC. On auscultation of the oesophagus. Br Med J 1875;2:420.
5. Jackson C. Peptic ulcer of the esophagus. JAMA 1929; 92:369–372.