1 COVID-19 discovery and early response Unveiling a global crisis

DOI: 10.4324/9781003227113-2

1.1 Introduction

In December 2019, a cluster of pneumonia cases of unknown origin emerged in Wuhan, China (Shereen et al., 2020). Medical professionals in the city observed a pattern of respiratory illness among patients with links to a seafood market. The causative agent was identified as a novel coronavirus, initially termed 2019-nCoV. Chinese authorities acted swiftly, isolating the virus's genetic sequence and sharing it globally. This information was crucial for the rapid development of diagnostic tests and potential treatments. By January 2020, the virus was officially named SARS-CoV-2 due to its genetic similarity to the severe acute respiratory ...

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