Since the beginning of 2020, when we first started hearing about a new coronavirus, eventually dubbed SARS-CoV-2, our understanding of what it is, how it infects people, who it infects and how we can protect ourselves have all evolved as our knowledge has grown.
Since the beginning of 2020, when we first started hearing about a new coronavirus, eventually dubbed SARS-CoV-2, our understanding of what it is, how it infects people, who it infects and how we can protect ourselves have all evolved as our knowledge has grown.
