1. Removal of an angioma of the liver by elastic constriction external to the abdominal cavity: with a table of 59 cases of operation for hepatic tumors Author(s): Keen, William W. (William Williams), 1837-1932 Publication: Pittsburg, Pa. : Murdoch-Kerr Press, [1897?] Subject(s): Liver Neoplasms -- surgeryHemangioma -- surgery