Seeking a contemporary understanding of factors that influence physical activity.
Buchner
David
D
Physical Activity and Health Branch, CDC/NCCDPHP, Atlanta, Georgia 30341-3717, USA. DBuchner@cdc.gov
Miles
Rebecca
R
D002755:Choice Behavior; D006293:Health Promotion / Q000379:methods*; D006801:Humans; D010809:Physical Fitness