Fomina, Daria, et al. “Temporal Clinical and Laboratory Response to Interleukin-6 Receptor Blockade With Tocilizumab in 89 Hospitalized Patients With COVID-19 Pneumonia”. Pathogens and Immunity, vol. 5, no. 1, Oct. 2020, pp. 327-41, doi:10.20411/pai.v5i1.392.