Modelling analysis of dietary behaviors and oral health status to assess the impact on the mental well-being of elderly individuals: a cross-sectional survey study - Huang, Chan; Song, Mingzhu; Wei, Xiao; Wang, Xingyan; Dai, Honglin; Gou, Zhiqiong; Chenwu, Feiyang; Jiang, Yanqiu; Wan, Jie; Guo, Yurun; Yu, Xiaoping (Frontiers in Nutrition, 2025)