Research Article
Uterine Cancer Mortality in White and African American Females in Southeastern North Carolina
Figure 1
Locations of NC zip codes from the study and control groups# (#NC zip codes with the density of hogs >215 hogs/km2 and NC zip codes without registered at the DWR hog farms, respectively. Additionally, NC zip codes with the density of hogs ≤215 hogs/km2 are shown. Black dots represent locations of hog farms registered at the DWR).