No abstract available
Publication types
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Multicenter Study
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Research Support, Non-U.S. Gov't
MeSH terms
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Adult
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Aged
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Betacoronavirus / pathogenicity*
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COVID-19
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Case-Control Studies
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China / epidemiology
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Coronavirus Infections / transmission*
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Cross-Sectional Studies
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Female
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Health Surveys
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Humans
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Incidence
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Infectious Disease Transmission, Patient-to-Professional / statistics & numerical data*
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Male
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Medical Laboratory Personnel / statistics & numerical data*
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Middle Aged
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Nurse Specialists / statistics & numerical data*
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Ophthalmologists / statistics & numerical data*
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Pandemics
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Pneumonia, Viral / transmission*
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SARS-CoV-2
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Surveys and Questionnaires