The use of a PCR test via single nasopharyngeal swab to diagnose SARS-CoV-2 has value but also has demonstrated limitations. A polymerase chain reaction (PCR) test via a single nasopharyngeal swab to ...
The sensitivity and specificity assessment based on 57 positive samples and 33 negative samples is demonstrated in Table 1. All of the kits showed a high specificity except the Sansure kit that showed ...
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