The efficacy and safety of auricular acupoint therapy on treating functional dyspepsia with insomnia: study protocol for a randomized controlled trial - Shen, Meng-Yuan; Lou, Qin-Yi; Liu, Shan; Li, Ze-Jiong; Lin, Tian-Chen; Zhou, Rong; Feng, Dan-Dan; Yang, Dong-Dong; Wu, Jian-Nong (Frontiers in Medicine, 2025)