Fig. 1From: Specificity of serological test for detection of tuberculosis in cattle, goats, sheep and pigs under different epidemiological situationsE% calculated in the P22 ELISA of different species from Norway and Spain. Boxes represent the lower, median and higher quartile ranges and outliers are represented by closed circles. The dashed lines represent the cut-off point 100 and 150%. *Significant differences observed between groups (Mann-Whitney U tests)Back to article page