What is the difference between Corona, SARS-CoV-2, 19-nCoV and COVID-19?

"Corona" is a family of viruses that includes several viruses. There are currently 7 different Corona viruses known in humans. The current Corona virus was first called 19-nCoV and then received the official name SARS-CoV2.

The disease caused by SARS-CoV2 infection is called COVID-19.

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