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Validation of Secondary Commercial Data Sources for Physical Activity Facilities in Urban and Nonurban Settings
Han, Euna, Powell, Lisa, Slater, Sandy, Quinn, ChristopherVolume:
9
Language:
english
Journal:
Journal of Physical Activity and Health
DOI:
10.1123/jpah.9.8.1080
Date:
November, 2012
File:
PDF, 306 KB
english, 2012