Elucidating the causal relationship between 486 genetically predicted blood metabolites and the risk of gastric cancer: a comprehensive Mendelian randomization analysis - Qian, Lei; Song, Jiawei; Zhang, Xiaoqun; Qiao, Yihuan; Tan, Zhaobang; Li, Shisen; Zhu, Jun; Li, Jipeng (Frontiers in Oncology, 2024)