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Fig. 3 | BMC Veterinary Research

Fig. 3

From: Influence of border disease virus (BDV) on serological surveillance within the bovine virus diarrhea (BVD) eradication program in Switzerland

Fig. 3

Farms with BDV-positive sera and case and control farms in Switzerland and the Principality of Liechtenstein (LI). The location of farms with BDV-positive sera (circles) including the definitive case farms (triangle) and the control farms (squares) are presented. The number of BDV-specific sera from one to four is displayed by a color gradient from yellow to red as indicated in the figure

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BMC Veterinary Research

ISSN: 1746-6148

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