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. 2022 May 27;11(11):3029. doi: 10.3390/jcm11113029

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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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Forest plot for the occurrence of SARS-CoV-2 infection in patients with Blood Group AB versus non-AB [18,22,23,24,25,26,27,28,29,30,31,32,33,35,36,37,38,39,40,41,42,43].