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. 2020 Jun 30;12(7):1956. doi: 10.3390/nu12071956

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© 2020 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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(a) Median intake levels of calcium in different gender and age groups in mg/day. Red dashed line depicts the recommended intake level for calcium, w indicates women, m–men. (b) Percentage of persons with a discrepancy between reported calcium intake and the reference values in different age groups. (c) Median intake levels of magnesium in different gender and age groups in mg/day. Reference values for different gender and age groups are specified in the table below, w indicates women, m–men. (d) Percentage of persons with a discrepancy between reported magnesium intake and the average of reference values in different age groups. See also Table S2.