Auricular acupoint therapy for functional gastrointestinal disorders: a systematic review and meta-analysis of randomized clinical trials - Shen, Meng-Yuan; Li, Ze-Jiong; Wang, Shu-Han; Lin, Tian-Chen; Lou, Qin-Yi; Liu, Shan; Feng, Dan-Dan; Yang, Dong-Dong; Wang, Chen-Juan; Ying, Zhe-Kai; Zhou, Rong; Wu, Jian-Nong (Frontiers in Medicine, 2025)