Fig. 1. Cycle threshold values of the 12 sets of specimens that are all positive. Values are presented as mean±standard deviation. Abbreviations: NP, nasopharyngeal swab; AN, anterior nasal swab; SA, saliva.

Lab Med Qual Assur 2022;44:82~87 https://doi.org/10.15263/jlmqa.2022.44.2.82

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