highly significantP = 1.9 × 10 −7
4 and supplementary table S11 , Supplementary Material online), and a simple permutation test shows this observation to be highly significant ( P = 1.9 × 10 −7 ).
4 and supplementary table S11 , Supplementary Material online), and a simple permutation test shows this observation to be highly significant ( P = 1.9 × 10 −7 ).