HBx hijacks the miR‐19a‐3p/BAMBI/TGF‐β1 axis to impair the anti‐tumour activity of CD4+ T cells in diffuse large B‐cell lymphoma. - Guo, Xuecong; Li, Jianguo; Bai, Xiaofei; Huang, Yinghui; Xu, Xu; Yang, Jiabang; Sun, Zhenghao; Zhu, Wangcheng; Guo, Xudong; Chen, Jie; Kang, Jiuhong (Clinical & Translational Medicine, 2026)