No abstract available
Keywords:
COVID-19; face masks; infectious disease.
MeSH terms
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Betacoronavirus
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COVID-19
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Contact Tracing
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Coronavirus Infections / transmission*
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Health Personnel
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Humans
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Male
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Masks*
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Pandemics
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Pneumonia, Viral / transmission*
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Respiratory Tract Infections / transmission*
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Respiratory Tract Infections / virology
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SARS-CoV-2
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Travel