18F-FDG PET/CT-based radiomics for differentiating low-grade and grade 3A of follicular lymphoma. - Jian Sun; Xiaohe Gao; Yanmei Li; Qingxia Wu; Jianwei Yang; Hongfei Zhao; Qingna Xing; Jie Chen; Zeying Wen (BMC Medical Imaging, 2026)