| 标题 |
Why have physical activity levels declined among Chinese adults? Findings from the 1991–2006 China health and nutrition surveys |
| 网址 | |
| DOI | |
| 其它 |
期刊:Social Science & Medicine 作者:Shu Wen Ng; Edward C. Norton; Barry M. Popkin 出版日期:2009-02-19 |
| 求助人 | |
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(2025-6-4)