This article documents the chronology and epidemiology of SARS-CoV-2, the virus that causes the coronavirus disease 2019 (COVID-19) and is responsible for the COVID-19 pandemic, in April 2021. The first human cases of COVID-19 were identified in Wuhan, China, in December 2019.
World Health Organization weekly report:[62]
World Health Organization weekly report:[104]
World Health Organization weekly report:[154]
No new countries or territories confirmed their first cases during April 2021.
By the end of April, only the following countries and territories have not reported any cases of SARS-CoV-2 infections:
Asia
Europe
Oceania
{{cite news}}
: CS1 maint: numeric names: authors list (link)