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Coronaviridae is a family of enveloped, positive-strand RNA viruses which infect amphibians, birds, and mammals. The group includes the subfamilies Letovirinae and Orthocoronavirinae; the members of the latter are known as coronaviruses. The viral genome is 26–32 kilobases in length.
Coronaviruses are a group of related RNA viruses that cause diseases in mammals and birds. In humans and birds, they cause respiratory tract infections that can range from mild to lethal.
Coronavirus disease 2019 ( COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2. The first known case was identified in Wuhan, China, in December 2019. [7] .
Endemic phase; Evacuations; Face masks; International aid; Origin; Lockdowns. by country; Misinformation. by governments; Fake treatments; Social distancing; Software
It infects humans, bats, and palm civets. [6] [7] The SARS-CoV-1 outbreak was largely brought under control by simple public health measures. Testing people with symptoms (fever and respiratory problems), isolating and quarantining suspected cases, and restricting travel all had an effect.
As of 2022, there are 52 species of coronaviruses in the subfamily Orthocoronavirinae under the family Coronaviridae, of which seven are of humans while 45 are those of other animals such as pigs, dogs, cats, rodents, cows, horses, camels, Beluga whales, birds and bats.
The COVID-19 pandemic, also known as the coronavirus pandemic, is a global pandemic of coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
