1. Department of Health Education and Behavioral Science, Center for Tobacco Studies, Rutgers School of Public Health, Piscataway, NJ
2. Department of Health and Physical Education, Monmouth University, West Long Branch, NJ
3. Division of Epidemiology, Human Genetics and Environmental Sciences, University of Texas, School of Public, Austin, TX
4. Department of Kinesiology and Health Education, University of Texas, College of Education, Austin, TX
5. Department of Health Promotion and Behavioral Sciences, University of Texas, School of Public, Austin, TX