Corrigendum: Liquid chromatograph-mass spectrometry-based non-targeted metabolomics discovery of potential endogenous biomarkers associated with prostatitis rats to reveal the effects of magnoflorine - Yuan, Yin; Dong, Fei-Xue; Liu, Xu; Xiao, Hong-Bin; Zhou, Zhong-Guang (Frontiers in Pharmacology, 2022)