Effects of vitamin D and/or calcium intervention on sleep quality in individuals with prediabetes: a post hoc analysis of a randomized controlled trial. - Miao, Yufan; Zhang, Luoya; Zhang, Dongdong; Feng, Mingming; Zhang, Chunyang; Zhao, Tong; Song, Hanlu; Zhong, Xiaoqin; Jiang, Zhongyan; Li, Longkang; Wei, Xiaonuo; Li, Wenjie; et al. (European Journal of Nutrition, 2024)