1. Department of Epidemiology Rollins School of Public Health Emory University Atlanta GA
2. Immunization Services Division Centers for Disease Control and Prevention Atlanta GA
3. Division for Heart Disease and Stroke Prevention Centers for Disease Control and Prevention Atlanta GA
4. Department of Epidemiology and Biostatistics School of Public Health Georgia State University Atlanta GA
5. Department of Epidemiology and Biostatistics School of Public Health University at Albany Albany NY