At the end of February 2020, the World Health Organization (WHO) declared that no vaccine was expected against SARS-CoV-2, the virus causing the disease, for at least 18 months.
Mwisho wa Februari 2020, Shirika la Afya Duniani (WHO) lilisema kuwa halikutarajia chanjo ya kuzuia SARS-CoV-2, virusi vinavyosababisha ugonjwa huo, kupatikana katika kipindi kisichozidi miezi 18.