Evaluation of multiple analytical methods for SARS-CoV-2 surveillance in wastewater samples.

Sci Total Environ · 2022 · PMC8648376 · PMID 34883175

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a decreasing trendno p-value reported

Similarly, the recovery level of BRSV showed a decreasing trend with an increase in storage length at −20 °C, ranging from 0.1 (±0.1) % in samples stored for 110 to 3.3 (±1.3) % in samples stored for 47 days ( Fig. 1 ).

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