No abstract available
MeSH terms
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Beijing / epidemiology
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COVID-19
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COVID-19 Testing
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Clinical Laboratory Techniques / methods
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Coronavirus Infections / diagnosis
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Coronavirus Infections / epidemiology*
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Coronavirus Infections / prevention & control
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Cross Infection / prevention & control
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Emergency Service, Hospital / organization & administration
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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 / prevention & control
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Surgery Department, Hospital / organization & administration*
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Surgical Procedures, Operative / methods