A Provincial Study of Opportunities for School-based Physical Activity in Secondary Schools
| Autor: | Dwyer, John J.M. a, b, ⁎, Allison, Kenneth R. c, d, LeMoine, Karen N. e, Adlaf, Edward M. d, f, Goodman, Jack g, Faulkner, Guy E.J. g, Lysy, Daria C. d |
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| Zdroj: | In Journal of Adolescent Health 2006 39(1):80-86 |
| Databáze: | ScienceDirect |
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