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Distribution of the E. faecalis SNP genotypes at six sampling points over a two year period. Shaded areas indicate common SNP profiles for both human and water isolates. E. faecalis cfu/ml is indicated by the line graph. Total number of E. faecalis analysed during each sampling; May 2008 - 8 isolates, August 2008 - 18 isolates, March 2009 - 21 isolates and July 2009 - 8 isolates.
