Transarterial chemoembolization plus lenvatinib versus transarterial chemoembolization plus sorafenib as first-line treatment for hepatocellular carcinoma with portal vein tumor thrombus: A prospective randomized study
1. Department of Cancer Center, Beijing Ditan Hospital, Capital Medical University, Beijing, China;2. Jinan Eco-environmental Monitoring Center of Shandong Province, Shandong, China