1Chinese expert consensus on multidisciplinary diagnosis and treatment of hepatocellular carcinoma with bile duct tumor thrombus(2020 edition)Chinese Association of Liver Cancer,Chinese Medical Doctor Association241-2472Research advances for precision diagnosis and treatment of hepatocellular carcinomaFAN Jia, YANG Xin-rong, WANG Peng-xiang248-2523Current state and thinking of liver cancer conversion therapyCHEN Ya-jin253-256,2614Current and future perspectives of endovascular aortic repair of abdominal aortic aneurysms in ChinaCHEN Zhong257-2615Advances in the techniques and evaluation of conversion therapy for hepatocellular carcinomaZHAO Ming, WU Jia-ming, SHANG Chang-zhen262-2686Conversion therapy and maintenance therapy for primary liver cancerSONG Tian-qiang, LIU Ya-yue269-2727The role of hepatic arterial infusion chemotherapy in conversion therapy for hepatocellular carcinomaXU Li, CHEN Min-shan, HU Zi-li272-2758Conversion surgical resection of unresectable advanced hepatocellular carcinomaXIAO Zhi-yu, CHEN Ya-jin275-2809Advances and evaluation of main patterns of conversion therapy for initially unresectable primary liver cancerZHOU Jian, XIAO Yong-sheng, LI Hui280-28410Recent advance in tumor hyperprogression in systemic therapy of liver cancerXU Lei, ZHANG Wan-guang284-28811Conversion therapy combined with CAI's ALPPS for advanced hepatocellular carcinoma:A case reportLIANG Xiao, XU Jun-jie, JIANG Zhi-yu289-29212Predictive value of serum vitamin D for chemosensitivity and prognosis of unresectable advanced intrahepatic cholangiocarcinoma patientsSUN Da-peng, YUAN Sheng-xian, ZHANG Jia-ning293-29713Application of mixed reality in precise hepatobiliary surgeryYANG Wei, TANG Rui, TONG Xuan298-30514R0 resection after conversion treatment for recurrent gallbladder cancer according to evidence-based medicine:A case report and literature reviewWU Xiang-song, YANG Zi-yi, GONG Wei306-309,31915Application value of gallbladder cancer recognition based on deep neural network Mask R-CNNYIN Zi-ming, SUN Da-yun, WENG Hao310-31416Management of duodenal fi stulas in infected pancreatic necrosis patients:A propensity score matchingZHANG Jing-zhu, YANG Jie, LI Gang315-31917Survey of peri-operative venous thromboembolism prevention and management in metabolic and bariatric surgery in the region of Beijing,Tianjin,Hebei and ShanxiZHANG Peng, ZHAO Ying, TIAN Pei-rong320-32518Application progress of systemic therapy in neoadjuvant therapy before operation of liver cancerZHANG Zi-jie, QIAO Zi-yun, FENG Hao326-33119Application and advances of indocyanine green tracer-guided lymph node dissection in minimally invasive radical gastrectomyHUANG Chang-ming, ZHONG Qing, CHEN Qi-yue332-33620The evaluation indexes and value of conversion therapy for hepatocellular carcinomaWEI Ze-yuan, DAI Chao-liu337-342 