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. 2015 Oct 24;11:272. doi: 10.1186/s12917-015-0584-5

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© Lyoo et al. 2015

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 2 — Phylogenetic analysis of type1 and type 2 PRRSV strains including Korean isolates based on the nucleotide sequences of the complete ORF5 genes. The branches indicate bootstrap values calculated from 1,000 bootstrapping replicates. ▲: PRRSV isolates identified in this study. △: the most similar strains with the isolates in this study. ●: the vaccine strain used in case 2