Five-year changes in school recess and lunchtime and the contribution to children's daily physical activity

标题
Five-year changes in school recess and lunchtime and the contribution to children's daily physical activity
作者
关键词
-
出版物
BRITISH JOURNAL OF SPORTS MEDICINE
Volume 46, Issue 10, Pages 741-746
出版商
BMJ
发表日期
2011-05-20
DOI
10.1136/bjsm.2011.084921

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