Zhang DX, Hewitt GM (2003) Nuclear DNA analyses in genetic studies of populations: practice, problems and prospects. Molecular Ecology, 12, 563–584.

On page 570, the correct formula describing the relationship between Pm and the estimated population mutation rate (or heterozygosity, i.e. the estimated average number of segregating sites per nucleotide site, θ) should be

Pm = (θ * 100) * ah−1