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. 2017 Mar 30;9:1178222617700626. doi: 10.1177/1178222617700626

Figure 10.

Figure 10.

Census tracts (CTs) with high Bordetella pertussis incidence and low pertussis vaccine up-to-date (UTD) immunization (unweighted and unsmoothed) rates, Denver, CO, 2012.