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Chapter 18

Chapter 18

Chapter 18

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Classification of coronaviruses<br />

• 3 groups coronaviruses:<br />

• groups 1 and 2: mammalian viruses<br />

• group 3 contains only avian viruses<br />

• Classified into distinct species by host<br />

range, antigenic relationships, and<br />

genomic organization<br />

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