1. Energy balance, anthropometrics, and cancer. In: editors. Nutritional oncology. San Diego: Academic Press, Inc., 1999: 137-153.
2. National Center for Health Statistics, Center for Disease Control. Cardiovascular fitness. In: National Health and Nutrition Examination Survey. Survey questionnaires, examination components, and laboratory components. http://www.cdc.gov/nchs/data/meccomp.pdf, 39-43. Accessed July 15, 2002.
3. U.S. Department of Health and Human Services, Centers for Disease Control. Physical activity and health: a report on of the Surgeon General. Atlanta: Centers for Disease Control, 1996.