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. 2020 Nov 10;4(6):e492. doi: 10.1097/HS9.0000000000000492

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Copyright © 2020 the Author(s). Published by Wolters Kluwer Health, Inc. on behalf of the European Hematology Association.

This is an open access article distributed under the terms of the Creative Commons Attribution-Non Commercial-No Derivatives License 4.0 (CCBY-NC-ND), where it is permissible to download and share the work provided it is properly cited. The work cannot be changed in any way or used commercially without permission from the journal. http://creativecommons.org/licenses/by-nc-nd/4.0

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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Heatmap of the Spearman's r correlation analysis of iron, transferrin and IL-6 with the parameters indicated. White boxes indicate a lack of correlation (p > 0.05) while in red and blue are reported statistically significant direct and indirect correlations, respectively. The intensity of the color indicates the –log10 (p value).