Figure 2From: Cross-sectional study of Schmallenberg virus seroprevalence in wild ruminants in Poland at the end of the vector season of 2013Distribution of S/P values of ID Screen Schmallenberg Virus Competition Multi-Species ELISA (IDvet, France) for 580 serum samples collected from wild ruminants. The vertical lines indicate the cut-off values. The results below and equal to 40% were considered positive, S/P value above 50% - negative, and the S/P value between 40% and 50% - doubtful.Back to article page