Association of overweight/obesity and digestive system cancers: A meta-analysis and trial sequential analysis of prospective cohort studies. - Ren, Ji; Tang, Chunyan; Wang, Jinghe; Wang, Yanan; Yang, Dongying; Sheng, Jianming; Zhu, Shili; Liu, Yunli; Li, Xiaoqi; Liu, Wei (PLoS ONE, 2025)