@article{202002.0313, doi = {}, url = {https://doi.org/}, year = 2020, month = {February}, publisher = {Preprints}, author = {Liping Cheng and Weikang Zheng and Ming Li and Jie Huang and Shuzheng Bao and Qiang Xu and Zhaocheng Ma}, title = {Citrus Fruits Are Rich in Flavonoids for Immunoregulation and Potential Targeting ACE2}, journal = {Preprints} }