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. 2021 Feb 2;13(2):489. doi: 10.3390/nu13020489

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© 2021 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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Figure A1 — Protein content of breakfast cereals (g/100 g) between 2013, 2015, 2018, and 2020; p value comparing 2013 vs. 2020 (2015 vs. 2020 for breakfast biscuits). * Statistically significant p < 0.05.