1. Willis W. Cooperative State Research, Education and Extension Service, Expanded Food and Nutrition Education Program Youth Component Impact Data 2001. Available at: http://www.reeusda.gov/f4hn/efnep/01youth.pdf. Accessed February 4, 2004.
2. The effectiveness of nutrition education and implications for nutrition education policy, programs, and research;Contento;J Nutr Educ,1995
3. Designing effective nutrition interventions for adolescents;Hoelscher;J Am Diet Assoc,2002
4. The Safer Choices Project;Basen-Engquist;J School Health,1997
5. Design and analysis of group-randomized trials;Murray;Ann Epidemiol.,1997