1. Organization WH. Coronavirus disease 2019 ( COVID-19): situation report, 92. 2020.
2. Docherty K, Butt J, de Boer R, Dewan P, Koeber L, Maggioni A, et al. Deaths from Covid-19: who are the forgotten victims? medRxiv. 2020.
3. Shi Y, Wang Y, Shao C, Huang J, Gan J, Huang X, et al. COVID-19 infection: the perspectives on immune responses. Cell Death Differ. 2020;27(5):1451–4.
4. Liu Y, Du X, Chen J, Jin Y, Peng L, Wang HH, et al. Neutrophil-to-lymphocyte ratio as an independent risk factor for mortality in hospitalized patients with COVID-19. J Infect. 2020;81:e6–e12.
5. Qin C, Zhou L, Hu Z, Zhang S, Yang S, Tao Y, et al. Dysregulation of immune response in patients with COVID-19 in Wuhan. Clin Infect Dis: China; 2020.