Atlas of tumor pathology [published by Armed Forces Institute of Pathology under auspices of subcommittee on oncology of Committee on Pathology of Division of Medical Sciences of National Academy of Sciences, National Research Council]. sec. 7. fascicle 26. Tumors of the gallbladder and extrahepatic bile ducts [with lists of references]; by Hugh A. Edmondson. [Army AFIP.J Washington, D.C.