Author Correction: Comparative metabolomics study on therapeutic mechanism of electro-acupuncture and moxibustion on rats with chronic atrophic gastritis (CAG). - Liu, Cai-chun; Chen, Jiao-long; Chang, Xiao-rong; He, Qi-da; Shen, Jia-cheng; Lian, Lin-yu; Wang, Ya-dong; Zhang, Yuan; Ma, Fu-qiang; Huang, Hui-ying; Yang, Zong-bao (Scientific Reports, 2022)