AUTHOR=Gao Binghong , Hu Xiaobo , Xue Hui , Li Ruiling , Liu Huilan , Han Tianfeng , Tu Yonggang , Zhao Yan TITLE=Corrigendum: The changes of umami substances and influencing factors in preserved egg yolk: pH, endogenous protease, and proteinaceous substance JOURNAL=Frontiers in Nutrition VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2022.1064331 DOI=10.3389/fnut.2022.1064331 ISSN=2296-861X