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What caused COVID-19?

The novel coronavirus is the cause of COVID-19. It was identified in Wuhan City in China in December 2019. The novel coronavirus changes over time (mutations. Currently the circulating variants of concern are Delta and Omicron.

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About this article

Author: Dr Idan Ben-Barak PhD, MSc, BSc (Med)
First answered: 28 Oct 2014
Last reviewed: 28 Mar 2022
Rating: 4.2 out of 5
Votes: 1063 (Click smiley face below to rate)
Category: SARS

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