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The National Autonomous University of Mexico (Spanish: Universidad Nacional Autónoma de México, UNAM) is a public research university in Mexico. It has several campuses in Mexico City, and many others in various locations across Mexico, as well as a presence in nine countries.
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]
During the 2002–2004 SARS outbreak, the SARS-CoV-1 virus was prevented from causing a pandemic of Severe acute respiratory syndrome (SARS). Rapid action by national and international health authorities such as the World Health Organization helped to slow transmission and eventually broke the chain of transmission, which ended the localized epidemics before they could become a pandemic.
The same day, Illinois Governor J.B. Pritzker announced that an infant in the city of Chicago died after testing positive for COVID-19. [72] Infants made up a small fraction of COVID-19 related deaths worldwide, and this was thr first death for any infant in the United States who tested positive for COVID-19 .
The species was merged with Rat coronavirus (discovered in 1970 [23]) and Puffinosis coronavirus (discovered in 1982 [59]) as Murine coronavirus in 2009. [ 60 ] 229E and OC43 were collectively named Human respiratory virus but merged as Human coronavirus 229E (HCoV-229E) in 2009 . [ 61 ]
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 National Autonomous University of Mexico (Universidad Nacional Autónoma de México (UNAM)), is the large public autonomous university, and it is based in Mexico ...
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.