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. 2017 Jan 5;13:8. doi: 10.1186/s12917-016-0922-2

Fig. 1.

Fig. 1

Cumulative incidence data for the Ontario PEDV outbreak in 2014. Cases occurring prior to February 20, 2014 (dashed line) are assumed to be the result of a point source exposure through swine feed with cases occurring after February 20, 2014 being the result of direct farm-to-farm transmission