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. 2019 Dec 18;12(1):7. doi: 10.3390/polym12010007

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© 2019 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 (http://creativecommons.org/licenses/by/4.0/).

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PVA partially hydrolyzed and fully hydrolyzed chemical formula (adapted with permission from [78,79]).