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. 2020 Sep 2;18(3):1559325820933518. doi: 10.1177/1559325820933518

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© The Author(s) 2020

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 License (https://creativecommons.org/licenses/by-nc/4.0/) which permits non-commercial use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 4. — Transmission electron microscope images of (A and B) nano CeO₂ and SAED pattern of nano CeO₂, (C) nano CeO₂-PCL, and (D) CeO₂-PCL/RVL. PCL indicates poly (∊-caprolactone); RVL, resveratrol.