Fig. 2
ToxPi charts overlaid on map of North Carolina Counties. A All Counties, B Group 1 results of K-means cluster analysis, C Group 3 results of K-means cluster analysis
Fig. 2 | BMC Public Health
ToxPi charts overlaid on map of North Carolina Counties. A All Counties, B Group 1 results of K-means cluster analysis, C Group 3 results of K-means cluster analysis