REFERENCES
- Clarke, S. D., Penry, J. B. & Ward, P. 1965. Esophageal reflux after abdominal vagotomy. Lancet 2, 824–826.
- Hill, L. D., Chapman, K. W. & Morgan, E. H. J. 1961. Objective evaluation of surgery for hiatus hernia and esophagitis. Thorac. Cardiovasc, Surg. 41, 60–74.
- Kraft, R. O., Fry, W. J. & Ransom, H. K. 1966. Vagotomy and pyloroplasty in care of patients with gastric ulcer. Arch. Surg. 92, 456–461.
- Lockwood, K. & Borgeskov, S. 1969. Simultaneous measurement of intraluminal pressure and pH in the stomach and esophagus, with special reference to the diagnosis of hiatal hernia and hiatal incompetence. Thorax 24, 589.
- Mann, C. V. & Hardcastle, J. D. 1968. The effect of vagotomy on the human gastroesophageal sphincter. Gut. 9, 688–695.
- Rune, S. J. 1968. An electrode for pH measurement in the gastrointestinal tract. Scand. J. Gastroent. 3, 91–94.
- Sandmark, S. 1963. Intraluminal pressures and pH in hiatus hernia and gastro-esophageal reflux. Acta oto-laryng. (Stockh.) 56, 683–699.
- Sandmark, S. 1963. Hiatal incompetence. Acta radiol. (Stockh.) Suppl. 219.
- Schofield, P. F., Watson-Williams, E. J. & Sorrell, V. F. 1967. Vagotomy and pyloric drainage for chronic duodenal ulcer: long-term results. Arch. Surg. 95: 615–624.
- Tuttle, S. Q., Bettarello, A. & Grossman, M. J. 1960. Esophageal acid perfusion test and a gastroesophageal reflux test in patients with esophagitis. Gastroenterology 38, 861–872.