AUTHOR=Li Hongxiang , Zhang Jing , Liu Baoer , Zheng Zeyu , Xu Yikai TITLE=Histogram analysis of multiple mathematical diffusion-weighted imaging models for preoperative prediction of Ki-67 expression in hepatocellular carcinoma JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1531236 DOI=10.3389/fonc.2025.1531236 ISSN=2234-943X