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. 2014 Aug 5;10:174. doi: 10.1186/s12917-014-0174-y

Figure 2.

Figure 2

Outbreak clusters identified by the spatial cluster analysis. The six clusters of PRRS in Thailand in 2010 identified using the spatial scan statistic (left map) were located in the South-East of region 3 (second period), the West of region 2 (first and second periods), the South-East of region 8 (first and second periods), the South-West of region 4 (first and second periods), the North-East of region 6 (second period), and the North of region 4 (first period). The provinces where these clusters occurred in 2010 are indicated in grey (right map).