1. Early surgery for acute gallstone pancreatitis: Evaluation of a systematic approach;Acosta;Surgery,1978
2. Hepatic resection for intrahepatic ductal stones;Adson;Arch. Surg.,1982
3. Chemical dissolution of bile duct stones;Allen;World J. Surg.,1978
4. Management of recurrent and residual common duct stones;Allen;Am. J. Surg.,1981
5. Cholelithiasis and choledocholithiasis: Factors that influence relative incidence;Appleman,1964