First-line treatments for advanced hepatocellular carcinoma: a network meta-analysis and cost-effectiveness analysis in China and the United States oleh Ke-Xin Sun, Shan-Shan Cao, Feng-Hao Shi, Yue Guan, Meng Tang, Mei-na Zhao, Yu-Fan Jian, Bin Cui, Zhi-Yan Li, Jing-Wen Wang, Feng Yu, Yi Ding