Authors: Yujun Tang,† Jiajia Liu,† Dingyi Zhang, Zhenghao Xu, Jinjun Ji,* and Chengping Wen* Severe acute respiratory syndrome coronavirus 2 (SARS-Cov-2) is the pathogen that causes coronavirus disease 2019 (COVID-19). As of 25 May 2020, the outbreak of COVID-19 has caused 347,192 deaths around the world. The current evidence showed that severely ill patients tend to have a high concentration of […]