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December 31, 2019
The first cases of pneumonia detected in Wuhan are reported to the WHO. During this period, the virus is still unknown. Cases occurred between December 12 and 29, according to Wuhan health authorities. -
January 1, 2020
Chinese health authorities shut down Huanan's wholesale seafood market after it was discovered that wild animals sold there may be the source of the virus. -
January 5, 2020
China announces that the unknown cases of pneumonia in Wuhan do not correspond to SARS or MERS. In a statement, the Wuhan Municipal Health Commission says a retrospective investigation into the outbreak was launched. -
January 7, 2020
Chinese authorities confirm that they have identified the virus as a new coronavirus, initially called 2019-nCoV by the WHO. -
January 11, 2020
The Wuhan Municipal Health Commission announces the first death from the coronavirus. A 61-year-old man, exposed to the virus at the seafood market, died on January 9 after respiratory failure following severe pneumonia. -
January 12, 2020
China Shares Coronavirus Genetic Sequence for Countries to Develop Diagnostic Kits -
January 13, 2020
Thai authorities report a case of coronavirus infection. The infected man is a Chinese citizen who had come from Wuhan. -
January 16, 2020
In Japan, authorities confirm that a Japanese man who traveled to Wuhan is infected with the virus. -
January 17, 2020
Chinese health officials confirm that a second person died in the country. The United States is responding to the outbreak by implementing symptom screening tests at San Francisco, New York and Los Angeles airports.
