1. Chronic pancreatitis
2. The natural history of pain in alcoholic chronic pancreatitis
3. Layer, P, and Holtmann, G (1994). Pancreatic enzymes in chronic pancreatitis. Int J Pancreatol. 15, 1-11.
4. Ammann, RW, Akovbiantz, A, Largiader, F, and Schueler, G (1984). Course and outcome of chronic pancreatitis: longitudinal study of a mixed medical-surgical series of 245 patients. Gastroenterology. 86, 820-828.
5. Benini, L, Caliari, S, and Vaona, B (1991). Variations in time of serum pancreatic enzyme levels in chronic pancreatitis and clinical course of the disease. Int J Pancreatol. 8, 279-287.