Fig. 1From: A space–time analysis of Mycoplasma bovis: bulk tank milk antibody screening results from all Danish dairy herds in 2013–2014Global clustering per sampling round. Legend: estimated D-function (black line) with 95 % simulation envelope (red line) of Mycoplasma bovis test-positive herds for round 1 (a); round 2 (b); round 3 (c); and round 4 (d), in DenmarkBack to article page