Takeda, Haruhiko Long-term antitumor effect of lenvatinib on unresectable hepatocellular carcinoma with portal vein invasion. [electronic resource] - Hepatology research : the official journal of the Japan Society of Hepatology May 2019 - 594-599 p. digital Publication Type: Case Reports; Journal Article ISSN: 1386-6346 Standard No.: 10.1111/hepr.13294 doi