No abstract available
Publication types
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Comparative Study
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Evaluation Study
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Letter
MeSH terms
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COVID-19 / diagnosis*
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COVID-19 / virology
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COVID-19 Nucleic Acid Testing / methods
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COVID-19 Nucleic Acid Testing / standards*
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False Negative Reactions
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Humans
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Nose / virology
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Oropharynx / virology
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Polymerase Chain Reaction / methods
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Polymerase Chain Reaction / standards*
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Predictive Value of Tests
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RNA, Viral / genetics
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Reagent Kits, Diagnostic / standards*
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SARS-CoV-2 / isolation & purification*
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Sensitivity and Specificity
Substances
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RNA, Viral
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Reagent Kits, Diagnostic