A quasi-experimental examination of how changes in school-level intramurals are associated with physical activity among a sample of Canadian secondary school students from the COMPASS study
| Autor: | Burns, Kathleen E., Chaurasia, Ashok, Carson, Valerie, Leatherdale, Scott T. |
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| Zdroj: | In SSM - Population Health June 2021 14 |
| Databáze: | ScienceDirect |
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