Global research trends on the links between gut microbiota and radiotherapy: a bibliometric analysis (2004-2023) - Wang, Shuyuan; Yuan, Zhen; Gao, Xiaohui; Wu, Jiaxing; Ren, Yifan; Yu, Xiufeng; Li, Jianxiong; Wei, Wei (Frontiers in Cellular and Infection Microbiology, 2024)