References
- National Association for Sport and Physical Education. 2002 . Shape of the nation report: A survey of state physical education requirements , Reston , VA : Author .
- National Center for Chronic Disease Prevention and Health Promotion. 2002 . Improving Nutrition and Increasing Physical Activity Retrieved January 29, 2003, from http://www.cdc.gov/nccdphp/bb_nutrition/index.htm
- U.S. Department of Health and Human Services. 1996 . Physical activity and health: A report of the Surgeon General , Atlanta , GA : Centers for Disease Control and Prevention .