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. 2020 Mar 25;9:e12. doi: 10.1017/jns.2020.5

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© The Author(s) 2020

This is an Open Access article, distributed under the terms of the Creative Commons Attribution licence (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted re-use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 1. — Serum ferritin levels in children between 5 and 17 years of age according to red meat and egg consumption, Colombia, ENSIN-2015 (Encuesta Nacional de la Situación Nutricional en Colombia-2015; National Survey of the Nutritional Situation of Colombia-2015). The line inside the box represents the median (quartile 2; Q2). The edges of the box represent quartile 1 (Q1) and quartile 3 (Q3), respectively. The limits of the whiskers represent up to 1·5 times the interquartile range (IQR = Q3 − Q1): Q1 − 1·5 or Q3 + 1·5. The points to the right and left represent extreme atypical values.