1. Nielsen, J., Sørensen, K.: Alcohol policy, alcohol consumption, alcohol prices, delirium tremens and mortality due to chronic alcoholism. Ugeskr. Laeger139:1089, 1977
2. Trapnell, J.E.: The natural history and prognosis of acute pancreatitis. Ann. R. Coll. Surg.38:265, 1966
3. Edlund, Y., Norbäck, B., Rørholm, L.: Acute pancreatitis, etiology and prevention of recurrence. Follow-up study of 188 patients. Rev. Surg.25:153, 1968
4. Raker, J.W., Bartslett, M.K.: Acute pancreatitis. The fate of the patient surviving one of more attacks. New Engl. J. Med.249:751, 1953
5. Albo, R., Silen, W., Goldmann, L.: A critical analysis of acute pancreatitis. Arch. Surg.86:1032, 1963