Abstract
Official death tolls are impossibly low, and some worry new variants may escape detection.
MeSH terms
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COVID-19* / mortality
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COVID-19* / prevention & control
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COVID-19* / virology
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China / epidemiology
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Humans
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Pandemics* / prevention & control
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SARS-CoV-2* / genetics
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SARS-CoV-2* / isolation & purification