1. World Health Organization, Coronavirus disease (COVID-19) Situation Report–Weekly epidemiological update - 10 November 2020. https://www.who.int/publications/m/item/weekly-epidemiological-update---10-november-2020 (accessed 12 November 2020).
2. Efficacy and safety of convalescent plasma for severe COVID-19 based on evidence in other severe respiratory viral infections: a systematic review and meta-analysis;Devasenapathy;CMAJ,2020
3. National Institutes of Health (NIH), COVID-19 Treatment Guidelines. https://www.covid19treatmentguidelines.nih.gov/antiviral-therapy/ (accessed 5 November 2020).
4. The guardian, Covid vaccine tracker: when will a coronavirus vaccine be ready?. https://www.theguardian.com/world/ng-interactive/2020/oct/29/covid-vaccine-tracker-when-will-a-coronavirus-vaccine-be-ready (accessed 5 November 2020).
5. P. Horby, W.S. Lim, J. Emberson et al., Effect of Dexamethasone in Hospitalized Patients with COVID-19: Preliminary Report, medRxiv 2020:2020.06.22.20137273. doi: https://doi.org/10.1101/2020.06.22.20137273.