Cronobacter sakazakii are found ubiquitously in the environment and have also been associated with neonatal infections. Clonal complex 4 of C. sakazakii has predominately been associated with neonatal
E. coli isolates 019S, 026F2, 026F3, and 128S were used as reference strains to call SNPs in each ST. Numbers in the distance matrix denote the numbers of SNPs between each sample pair. (XLSX)
