ROBERTS, J C Hepatic duct carcinoma seventeen years after injection of thorium dioxide. [electronic resource] - A.M.A. archives of pathology Jul 1956 - 1-7 p. digital Publication Type: Journal Article ISSN: 0096-6711 Subjects--Topical Terms: Carcinoma, DuctalCarcinoma, HepatocellularContrast Media--adverse effectsHepatic Duct, CommonHumansLiver NeoplasmsNeoplasmsThorium--adverse effectsThorium Dioxide