The plots are shown in Figure 6B, and the correlation coefficients are 0.46 for CBV vs. f.D and 0.13 for CBF vs. f.D*, changing to 0.40 for CBV vs. f and 0.24 for CBF vs. f.D* when the tumour size is taken as a covariate. This evidence concerns the gene CEBPZ and neoplasm.