Meta-narrative review: the impact of music therapy on sleep and future research directions - Gou, Qiaoqiao; Li, Meihui; Wang, Xiaoyu; Yuan, Xinran; Yang, Mingyi; Li, Junrui; Wang, Bo; Yang, Dan; Ren, Xiubo; Yang, Miaomiao; Liu, Siqi; Liu, Ningning; et al. (Frontiers in Neurology, 2025)