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On January 20, Chinese authorities announced the confirmation that human-to-human transmission of the coronavirus had already occurred. [19] [20]The first recorded U.S. case of the new virus was also reported on January 20, in a 35-year-old American citizen traveling from Wuhan, China, to his home in Washington state.
The Panamanian government has enhanced its sanitary control and screening measures at all ports of entry, to prevent the spread of the virus, isolating and testing potential cases. [185] On 9 March 2020, the health ministry (MINSA) announced Panama's first coronavirus case, a Panamanian woman in her 40s who had returned from Spain. [186] [187]
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 January 2022 emergence of the Omicron variant, which was first discovered in South Africa, led to record highs in hospitalizations and cases in early 2022, with as many as 1.5 million new infections reported in a single day. [27] By the end of 2022, an estimated 77.5% of Americans had had COVID-19 at least once, according to the CDC. [28]
For example, the coronaviruses of dog (Canine respiratory coronavirus), cattle (Bovine coronavirus), and human (HCoV-OC43) share over 98% similarities, suggesting their common origin from a single host. [167] [168] There is an evidence that HCoV-OC43 came from cattle around 1890, which makes it likely the first zoonotic coronavirus. [169]
Timeline of the COVID-19 pandemic in the United States (2023) Index of articles associated with the same name This set index article includes a list of related items that share the same name (or similar names).
The first travel-related case where China was not the country of origin but rather South Korea. [40] February 29 Deceased Person-to-person spread Unknown King County, Washington: EvergreenHealth: Male 50s The first death from the virus to be confirmed in the United States. The earlier deaths in this list were only confirmed by later analysis ...
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.