Figure 3From: Interpreting changes in measles genotype: the contribution of chance, migration and vaccine coverage Summary of the proportion of simulations of measles transmission in a single city, in which the various patterns in the persistence and replacement of the indigenous and imported genotypes were seen, assuming that the importation rate was a) 1 case/million/year and b) 3 cases/million/year, for different levels of effective vaccination coverage. Back to article page