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. 2021 May 24;107(2):190–201. doi: 10.1111/ejh.13638

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© 2021 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd

This article is being made freely available through PubMed Central as part of the COVID-19 public health emergency response. It can be used for unrestricted research re-use and analysis in any form or by any means with acknowledgement of the original source, for the duration of the public health emergency.

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Receiver operating characteristic for biomarkers. ROC curves for D‐dimer level (Panel A), White Blood Count (Panel B), Ferritin (Panel C), and Prothrombin Time ratio (Panel D)