Residential self-selection bias in the estimation of built environment effects on physical activity between adolescence and young adulthood
Janne Boone-Heinonen, David K Guilkey, Kelly R Evenson, Penny Gordon-LarsenТом:
7
Мова:
english
DOI:
10.1186/1479-5868-7-70
Date:
December, 2010
Файл:
PDF, 293 KB
english, 2010
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