Preoperative prediction of microvascular invasion and relapse-free survival in hepatocellular Carcinoma ≥3 cm using CT radiomics: Development and external validation. - Hua Zhong; Yan Zhang; Guanbin Zhu; Xiaoli Zheng; Jinan Wang; Jianghe Kang; Ziying Lin; Xin Yue (BMC Medical Imaging, 2025)