Novel coronavirus (20 19, coronavirus pneumonia-19), referred to as "COVID-19", was named "20 19 coronavirus disease" by the World Health Organization, which refers to the pneumonia caused by novel coronavirus infection in 20 19. Since 20 19 and 12, many cases of unexplained pneumonia with a history of exposure to the seafood market in South China have been found in some hospitals in Wuhan, Hubei Province, and were diagnosed as acute respiratory infectious diseases caused by novel coronavirus infection in 20 19.
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On February/KOOC-0//KOOC-0/day, 2020, the Director-General of the World Health Organization, Ted breyer Ghebreyesus, announced in Geneva that novel coronavirus would be named "Coronavirus Pneumonia-/KOOC-0/9". On February 22nd, the National Health and Wellness Committee issued a notice, and the English name of "novel coronavirus" was changed to "coronavirus pneumonia-19".
On March 1 1 day, WHO believes that the current COVID-19 epidemic can be called a global epidemic; On April 4, China held a national mourning event; On August 18, the National Health and Family Planning Commission revised and completed the diagnosis and treatment plan for novel coronavirus; On September 3rd, the WHO expert group on COVID-19 epidemic response assessment and its chairman announced the list of experts at the briefing of member countries, and Zhong Nanshan was selected.