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. 2022 Oct 27;15(11):1328. doi: 10.3390/ph15111328

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Gross appearance, cross-sectional microporous view and average pore sizes of single dermal layer hydrogel. (a) Gross appearance and SEM images of non-crosslink (NC) hydrogels. (b) Gross appearance and SEM images of crosslinked (GNP) hydrogels. (c) Average pore sizes of microporous hydrogels. * indicates p < 0.05.