1. CfD C. Prevention. Novel coronavirus (2019-nCoV) Situation Summary. Geneva: WHO; 2019.
2. WHO. Coronavirus disease 2019 (COVID-19): situation report, 72. Geneva: WHO; 2020.
3. Xu X-W, Wu X-X, Jiang X-G, Xu K-J, Ying L-J, Ma C-L, et al. Clinical findings in a group of patients infected with the 2019 novel coronavirus (SARS-Cov-2) outside of Wuhan, China: retrospective case series. BMJ. 2020;368:m792.
4. Lam TT-Y, Shum MH-H, Zhu H-C, Tong Y-G, Ni X-B, Liao Y-S, et al. Identifying SARS-CoV-2 related coronaviruses in Malayan pangolins. Nature. 2020;583:282–5.
5. Fehr AR, Perlman S. Coronaviruses: an overview of their replication and pathogenesis. Methods Mol Biol (Clifton). 2015;1282:1–23.