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. 2022 Oct 25;30(8):22024–22032. doi: 10.1007/s11356-022-23758-3

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© The Author(s), under exclusive licence to Springer-Verlag GmbH Germany, part of Springer Nature 2022, corrected publication 2022Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.

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Fig. 5 — Percentage SARS-CoV-2 removal (%) of with PU, dregs, dregs/PU, CAC/PU, and CAC. A triple asterisk represents values with a significant difference in relation to the Control with p˂0.05. Control represents free SARS-CoV-2 viral particles in water without the materials studied