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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/).
Co-occurrence network of NP/OP microbiota in pneumonia patients and healthy children. The circle size represents the relative abundance, and the density of the dashed line represents the Spearman coefficient.