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. Author manuscript; available in PMC: 2017 May 1.
Published in final edited form as: J Expo Sci Environ Epidemiol. 2016 Sep 21;27(3):281–289. doi: 10.1038/jes.2016.53

Figure 1.

Figure 1

Circular dendrogram of six clusters comprised of 444 Census block groups in Orange, Wake, and Durham counties, North Carolina. Numbers in bold represent the cluster numbers. Four block groups (BGs) having a population of zero or containing a prison/correctional facility were removed. The bolded numbers represent each of the clusters.