1. 1School of Public Health, Louisiana State University Health Sciences Center, New Orleans, Louisiana;
2. 2Virginia Cancer Registry, Richmond, Virginia;
3. 3Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, Georgia;
4. 4Department of Biometry and Epidemiology, Medical University of South Carolina, Charleston, South Carolina;
5. 5Indiana State Department of Health, Indianapolis, Indiana; and
6. 6American Cancer Society, Atlanta, Georgia