Fig. 1From: Evaluation of different diagnostic methods for the detection of Mycobacterium avium subsp. paratuberculosis in boot swabs and liquid manure samplesCorrelation diagram of the CT-values of qPCR A and B for test positive samples. a using boot swabs and b using liquid manure samples. Included are only samples with positive qPCR results in both tests based on the cut-off values as recommended by the manufacturers’Back to article page