AUTHOR= Frontiers Production Office TITLE=Erratum: A case report of two Kala-azar cases in China diagnosed by metagenomic next-generation sequencing JOURNAL=Frontiers in Medicine VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2022.1067340 DOI=10.3389/fmed.2022.1067340 ISSN=2296-858X