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By late November 2019, coronavirus disease 2019 had broken out in Wuhan, China. [2]As reported in Clinical Infectious Diseases on November 30, 2020, 7,389 blood samples collected between December 13, 2019, and January 17, 2020, by the American Red Cross from normal donors in nine states (California, Connecticut, Iowa, Massachusetts, Michigan, Oregon, Rhode Island, Washington and Wisconsin ...
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]
A study of samples collected in Manaus between November 2020 and January 2021, indicated that the Gamma variant is 1.4–2.2 times more transmissible and was shown to be capable of evading 25–61% of inherited immunity from previous coronavirus diseases, leading to the possibility of reinfection after recovery from an earlier COVID-19 ...
According to study published by Cambridge University Press in May 2020, right-wing media coverage of COVID-19 helped facilitate the spread of misinformation about the pandemic. [80] The COVID-19 pandemic has opened a new door for social media and mental health in ways that have never existed before.
[235] [236] [237] Health officials have confirmed the fifth case of COVID-19 in Australia, and have suspected an additional five. [238] [239] The Sri Lankan Health Ministry confirms its first case of COVID-19, a 43-year-old Chinese woman. [240] Cambodia confirms its first case of the virus, a Chinese man who came with his family to ...
A patient in San Jose, California became the first COVID-19 death in the United States discovered by April 2020. She died at home without any known recent foreign travel, after being unusually sick from flu in late January, then recovering, remote working , and suddenly dying on 6 February.
Human-to-human transmission of SARS‑CoV‑2 was confirmed on 20 January 2020 during the COVID-19 pandemic. [16] [39] [40] [41] Transmission was initially assumed to occur primarily via respiratory droplets from coughs and sneezes within a range of about 1.8 metres (6 ft).
Animated map showing confirmed COVID-19 cases spreading from 22 January (high resolution) Date when first case in each first-level administration was reported. This article documents the chronology and epidemiology of SARS-CoV-2 in March 2020, the virus which causes the coronavirus disease 2019 (COVID-19) and is responsible for the COVID-19 ...