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The first section contains summary information: the total number of countries and territories with at least 100, 1,000, 10,000, 100,000, a million and ten million cases; the number of cases reported to WHO; the countries and territories that have reported no cases yet to WHO; and two charts showing the 20 countries and territories with the ...
This article documents the chronology and epidemiology of SARS-CoV-2 in 2019, the virus that causes coronavirus disease 2019 and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 known to have been identified were in Wuhan, Hubei, China, in December 2019. It marked the beginning of the 2019–2020 COVID-19 outbreak in ...
Most cases are mild and do not need hospital care, however, some COVID infections will lead to viral pneumonia and the failure of the respiratory or other body systems. [2] [8] For those cases, hospitalization is frequently needed for breathing support, with oxygen or a mechanical ventilator, along with therapy to support the circulatory system, kidneys, and other body systems.
A COVID-19 vaccine is intended to provide acquired immunity against severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2), the virus that causes coronavirus disease 2019 . Prior to the COVID-19 pandemic, an established body of knowledge existed about the structure and function of coronaviruses causing diseases like severe acute ...
This is a general overview and status of places affected by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the virus which causes coronavirus disease 2019 and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 were identified in Wuhan, the capital of the province of Hubei in China in December 2019. It ...
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The timeline of the COVID-19 pandemic lists the articles containing the chronology and epidemiology of SARS-CoV-2, [1] the virus that causes the coronavirus disease 2019 and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. [2] The first ...
The first cases of the COVID-19 pandemic of Coronavirus Disease 2019 in North America were reported in the United States on 23 January 2020. Cases were reported in all North American countries after Saint Kitts and Nevis confirmed a case on 25 March, and in all North American territories after Bonaire confirmed a case on 16 April. [2]