No abstract available
Keywords:
COVID-19; delivery service; infection; pre-symptomatic.
MeSH terms
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COVID-19
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Coronavirus Infections / epidemiology
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Coronavirus Infections / transmission*
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Food Chain*
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Food Industry / instrumentation
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Food Industry / trends*
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Food Packaging / instrumentation
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Food Packaging / trends
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Humans
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Pandemics / prevention & control
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Pneumonia, Viral / epidemiology
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Pneumonia, Viral / transmission*
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Psychological Distance*
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Restaurants / standards
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Restaurants / trends
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Vietnam / epidemiology