1. Adson, M.A. (1973) Carcinoma of the gallblader. Surg. Clin. North Am. 53: 1203
2. Ansell, G. (ed) (1976) Complications in Diagnostic Radiology. Blackwell Scientific Publications, Oxford, 269
3. Ansell, G. (1983) Komplikationen in der Röntgendiagnostik. Enke, Stuttgart, S. 176
4. Arneaud, J.P., Ollier, J.C., Weill-Bousson, M., Daly, R., Adloff, M. (1980) Adénomes papillaires et polypeux de la vésicule biliaire. Etude clinique, radiologique et anatomique. A propos de 6 observations. J. Radiol. ( Paris ) 61: 101–105
5. Babbitt, D.P. (1969) Congenital choledochal cysts. New etiological concept based on anomalous relationships of the common bile duct and pancreatic bulb. Ann. Radiol. 12: 231–240