Corrigendum: PSORI-CM02 Formula Increases CD4+ Foxp3+ Regulatory T Cell Frequency and Ameliorates Imiquimod-Induced Psoriasis in Mice - Chen, Haiming; Liu, Huazhen; Lu, Chuanjian; Wang, Maojie; Li, Xiong; Zhao, Hui; Yan, Yuhong; Yu, Wanling; Han, Ling; Dai, Zhenhua (Frontiers in Immunology, 2020)