Canadian Fitness and Lifestyle Research Institute
International Physical Activity Questionnaire: 12-Country Reliability and Validity
2003 · Cora L. Craig, Alison L. Marshall, et al. · Medicine & Science in Sports & Exercise
The pandemic of physical inactivity: global action for public health
2012 · Harold W. Kohl, Cora L. Craig, et al. · The Lancet
Sitting Time and Mortality from All Causes, Cardiovascular Disease, and Cancer
2009 · Peter T. Katzmarzyk, Timothy S. Church, et al. · Medicine & Science in Sports & Exercise