Efficacy of thunder-fire moxibustion for cancer-related fatigue in breast cancer survivors: study protocol for a randomized controlled trial - Li, Huakang; Zhang, Zhonglin; Li, Qiang; Jin, Yuyang; Jia, Yunjing; Gu, Pengxuan; Xiao, Qi; Jin, Lingna; Wu, Ziliang; Lin, Bing; Wei, Shanshan; Lang, Jinyi (Frontiers in Oncology, 2025)