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. 2022 Mar 13;12(3):703. doi: 10.3390/diagnostics12030703

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© 2022 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 (https://creativecommons.org/licenses/by/4.0/).

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Kaplan–Meier survival curves of hospitalized COVID-19 patients: (a) according to 4C Mortality Score cutoff value of 11; (b) according to 4C Mortality Score cutoff value of 14.