Corrigendum: The Alkali-Tolerant Bacterium of Bacillus Thuringiensis EM-A1 Can Effectively Perform Heterotrophic Nitrification and Aerobic Denitrification - Wang, Tingjiang; Chen, Mengping; Liang, Xiwen; Chen, Fali; He, Tengxia; Li, Zhu (Frontiers in Environmental Science, 2022)