The effects of low-carbohydrate diet on glucose and lipid metabolism in overweight or obese patients with T2DM: a meta-analysis of randomized controlled trials - Tian, Wende; Cao, Shuyu; Guan, Yongxin; Zhang, Zihao; Liu, Qiyu; Ju, Jianqing; Xi, Ruixi; Bai, Ruina (Frontiers in Nutrition, 2025)