1. Department of Family and Community Medicine, Baylor College of Medicine, Houston, Texas.
2. Charles E. Schmidt College of Medicine, Florida Atlantic University, Boca Raton, Florida.
3. Texas Tech University, Lubbock, Texas.
4. University of Tennessee, Knoxville, Tennessee.
5. Center for Prevention Research, Tennessee State University, Nashville, Tennessee.
6. Center for Medicine and Public Health, Florida State University School of Medicine, Tallahassee, Florida.