Deborah A Jones

Attempting to lose weight: specific practices among U.S. adults.

Judy Kruger, D. Galuska, J. Kruger, 2004, American journal of preventive medicine.

Prevalence of Physical Activity in the United States: Behavioral Risk Factor Surveillance System, 2001

Barbara E Ainsworth, Harold W Kohl, B. Ainsworth, 2005, Preventing chronic disease.

Comparison of the 2001 BRFSS and the IPAQ Physical Activity Questionnaires.

Barbara E Ainsworth, Jared P Reis, Cheryl L Addy, 2006, Medicine and science in sports and exercise.