1. Cigarette smoking trends in adolescents and young adults: The Stanford Five-City Project;Winkleby;Prev Med.,1993
2. Trends in cigarette smoking among US adolescents, 1974-1991;Nelson;Am J Public Health,1995
3. Tobacco use and usual source of cigarettes among high school students-United States, 1995;Centers for Disease Control and Prevention;MMWR,1996
4. 5. Preventing Tobacco Use Among Young People: A Report of the Surgeon General.Atlanta, GA: US Dept of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office on Smoking and Health; 1994.