?:abstract
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At the end of 2019, severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), an enveloped positive-sense RNA virus, was identified for the first time in Wuhan, a city in the Chinese province of Hubei, as the cause of a new pathology which was later named coronavirus disease of 2019 (COVID-19).1 SARS-CoV2 belongs to the family Coronaviridae and shares 79% nucleotide sequence identity with SARS-CoV and 96% with bat-coronavirus RatG13.1,2 The most frequent symptoms of COVID-19 are cough, fever and weakness but it can lead to severe and potentially fatal forms of pneumonia.
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