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This article documents the chronology and epidemiology of SARS-CoV-2 in 2019, the virus that causes coronavirus disease 2019 (COVID-19) 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 ...
As of February 23, fourteen COVID-19 cases had been diagnosed from six states: Arizona -1 case, California -8, Illinois -2, and Massachusetts, Washington, and Wisconsin, 1 case each). Twelve of the cases were related to travel to China, and two occurred through person-to-person transmission from close household contacts with confirmed COVID-19.
The treatment and management of COVID-19 combines both supportive care, which includes treatment to relieve symptoms, fluid therapy, oxygen support as needed, [1][2][3] and a growing list of approved medications. Highly effective vaccines have reduced mortality related to SARS-CoV-2; however, for those awaiting vaccination, as well as for the ...
The timeline of the COVID-19 pandemic lists the articles containing the chronology and epidemiology on from 27 October 2019 to 23 September 2024 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 ...
On 21 October, the United States surpassed 99 million cases of COVID-19, the most cases of any country. [248] By 30 October, the worldwide daily death toll was 424, the lowest since 385 deaths were reported on 12 March 2020. [249] 17 November marked the three-year anniversary since health officials in China first detected COVID-19. [250]
The WHO estimated 15% of COVID-19 cases become severe and 5% become critical. [138] [139] Trump wanted to get speedy approval of convalescent plasma, and he complained that people within the health agencies who opposed him were deliberately delaying approval of treatments and vaccines until after the election. [140]
The World Health Organization (WHO) is a leading organisation involved in the global coordination for mitigating the COVID-19 pandemic within the broader United Nations response to the pandemic. On 5 January 2020, the WHO notified the world about a "pneumonia of unknown cause" in China and subsequently began investigating the disease.
t. e. Severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) [2] is a strain of coronavirus that causes COVID-19, the respiratory illness responsible for the COVID-19 pandemic. [3] The virus previously had the provisional name 2019 novel coronavirus (2019-nCoV), [4][5][6][7] and has also been called human coronavirus 2019 (HCoV-19 or ...