No abstract available
MeSH terms
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COVID-19* / epidemiology
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COVID-19* / prevention & control
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COVID-19* / therapy
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COVID-19* / transmission
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Clinical Trials as Topic
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Health Personnel
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Humans
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Infection Control* / instrumentation
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Infection Control* / methods
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Infectious Disease Transmission, Patient-to-Professional / prevention & control*
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Masks / standards*
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N95 Respirators / standards*
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Occupational Exposure / prevention & control
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Personal Protective Equipment / classification
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Personal Protective Equipment / standards
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Respiratory Tract Infections / prevention & control
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SARS-CoV-2 / pathogenicity