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. 2023 Jan 9;95(2):e28442. doi: 10.1002/jmv.28442

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© 2023 The Authors. Journal of Medical Virology published by Wiley Periodicals LLC.

This is an open access article under the terms of the http://creativecommons.org/licenses/by/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

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Association between total active COVID‐19 cases and wastewater SARS‐CoV‐2 RNA from hospitals. Heatmap of the Spearman analysis between daily cases (measured as Delta‐specifically, omicron‐specifically or total cases) and wastewater signal obtained with either the N1 assay or N200 assay or VOCs specific assays (i.e., R203M [Delta] or R203K/G204R [Omicron]) from monitored sites: Hospital 1, Hospital 2, Hospital 3A, Hospital 3B; and Hospital 3C. Spearman r value is only shown for those analysis when p < 0.05. VOC, variants of concern