Neutrophil to lymphocyte ratio and cell activation lever in the peripheral blood of COVID⁃ 19
SUN Xiao ⁃ dong, ZHU Bo, CHAI Senmao, TAO Yanli, LU Jingjing, XU Hongxia, XU Qianqian, FU Pan, SANG Ming
The Journal of Practical Medicine . 2020, (22): 3043 -3048 .  DOI: 10.3969/j.issn.1006⁃5725.2020.22.003