Where did COVID-19 come from?

The timeline covers the COVID-19 pandemic from its origins in late 2019, including the first cases in Wuhan, to the present day.

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The pandemic started in March 2020 when WHO declared it, and ended in May 2023 when WHO declared the end of the public health emergency.

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Cases of novel coronavirus (nCoV) were first detected in China in December 2019, with the virus spreading rapidly to other countries across the world. This led ...

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The virus was discovered in Wuhan, China, in 2019 and spread rapidly around the globe. It was declared a pandemic by the World Health ...

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The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. The first confirmed human case in the United ...

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by YJ Hao · 2022 · Cited by 128 — The most widespread coronavirus to date was discovered in Wuhan, China in November 2019, and the disease it causes is named coronavirus disease (COVID‐19). The ...

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by L Sadeghmoghadam · 2023 · Cited by 8 — A 60-year-old man from Yan'an, China with a history of travel to Wuhan was the first case in the world who spread the COVID-19 virus. ... CoVID-19 as several ...

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The coronavirus that conquered the world came from a thumb-sized bat tucked inside a remote Chinese cave. Of this much, scientists are convinced.

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Learn about the COVID-19 pandemic as well as mRNA research, COVID-19 tests and treatments, and COVID-19 vaccine development and approval.

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