Machine learning-based ultrasomics for predicting response to tyrosine kinase inhibitor in combination with anti-PD-1 antibody immunotherapy in hepatocellular carcinoma: a two-center study - Hu, Yiwen; Zhang, Linlin; Qi, Qinghua; Ren, Shanshan; Wang, Simeng; Yang, Lanling; Zhang, Juan; Liu, Yuanyuan; Li, Xiaoxiao; Cai, Xiguo (Frontiers in Oncology, 2024)