Concepedia
International Journal of Behavioral Nutrition and Physical Activity · 2012 · 55 citations · 40 references
Open access
40
Sample Selection Bias as a Specification Error
James J. Heckman · Econometrica · 1979 · 28.4K citations
Econometric Model, Economics, Bias Detection +13
The environment and disease: association or causation?
Austin Bradford Hill · Journal of the Royal Society of Medicine · 2015 · 7.3K citations · Full text
Environmental Health, Environmental Epidemiology, Environmental Factors +3
Assessment of Physical Activity by Self-Report: Status, Limitations, and Future Directions
James F. Sallis, Brian E. Saelens · Research Quarterly for Exercise and Sport · 2000 · 2.3K citations
Physical Activity, Adapted Physical Activity, Affective Neuroscience +22
Relationship between Urban Sprawl and Physical Activity, Obesity, and Morbidity
Reid Ewing, Tom Schmid, Richard Killingsworth et al. · American Journal of Health Promotion · 2003 · 1.4K citations
Examining the Impacts of Residential Self‐Selection on Travel Behaviour: A Focus on Empirical Findings
Xinyu Cao, Patricia L. Mokhtarian, Susan Handy · Transport Reviews · 2009 · 1K citations