1. Phsical Activity and Health: A Report of The Surgeon General;United States Department of Health and Human Services,1996
2. National Physical Activity Guidelines For Australians;Commonwealth Department of Health and Aged Care (DHAC),1999
3. Getting Australia Active: Towards Better Practice for the Promotion of Physical Activity;Bauman,2002
4. Physical fitness and activity as separate heart disease risk factors: a meta-analysis;Williams;Med Sci Sports Exerc,2001