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. 2021 Sep 15;166(11):2975–2988. doi: 10.1007/s00705-021-05226-4

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© The Author(s), under exclusive licence to Springer-Verlag GmbH Austria, part of Springer Nature 2021

This article is made available via the PMC Open Access Subset for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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Fig. 2 — Geographical distribution of PDCoV strains in different regions of China. The genome sequences of 40 strains from 15 different provinces of China were downloaded from the NCBI database, and phylogenetic trees were constructed using the neighbor-joining method in MEGA7. Green represents the area of central China (Henan, Anhui, Hubei, Hunan, Jiangxi), gray represents the area of northwestern China (Shaanxi, Gansu, Qinghai), yellow represents the area of eastern China (Jiangsu, Shanghai), blue represents the area of northern China (Hebei, Tianjin), pink represents the area of southwestern China (Sichuan), and red represents the area of southern China (Guangdong, Guangxi).