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. 2015 Sep 24;10(9):e0139173. doi: 10.1371/journal.pone.0139173

Fig 4. Phylogenetic analysis of 27 rubella virus (RV) sequences from the outbreak in Anqing city and 13 RVs from other cities in Anhui province in 2012, as well as the World Health Organization (WHO) reference sequences based on the WHO standard 739-nt window.

Fig 4

The 32 WHO reference strains are indicated by blue triangles. The viruses from other cities are indicated by bold italic font. The viruses from 6 counties, 3 districts, and 1 county-level city of Anqing outbreak are indicated by different colors; and the first case of the outbreak is indicated by a red circle.