The rapid onset and spread of coronavirus is proving to be a huge challenge for public health officials across the world.
Coronaviruses are a large family of viruses. Some cause illness in people and others only infect animals. Very rarely have animal coronaviruses infected and spread between people. This is what's suspected to have happened for the virus that has caused the outbreak of the current severe acute respiratory syndrome coronavirus 2, known as SARS-CoV-2. This is the virus that causes the coronavirus disease 2019, COVID-19.
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