1. Gudjonson B (1995) Carcinoma of the pancreas: critical analysis of costs, results of resections and the need of standardized reporting. J Am Coll Surg 181:483–503
2. Biichler MW, Wagner M, Friess H (1996) Surgery for pancreatic cancer. In: Dervensis CG (ed) Advances in pancreatic disease. Georg Thieme Verlag, Stuttgart, pp.309–323
3. Bassi C, Falconi M, Zamboni G, Iacono C, Talamini G, Pederzoli P (1996) How should we go about staging cancer in the future? In: Beger HG et al. (eds), Cancer of the pancreas. Universitatsverlag Ulm, Germany, pp 125–131
4. Nagakawa T, Kobayashi H, Ueno K et al. (1993) The pattern of lymph node involvement in carcinoma of the head of the pancreas. Int J Pancreatol 13:15–22
5. Delcore R, Rodriguez FJ, Forster J, Hermreck AS, Thomas JH (1996) Significance of lymph node metastases in patients with pancreatic cancer undergoing curative resection. Am J Surg 172:463–469