The associations between change in knowledge and modification of PA-F and PA-T at study end, overall and stratified by grade and gender among urban students in Nanjing, China.
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资源简介：
The associations between change in knowledge and modification of PA-F and PA-T at study end, overall and stratified by grade and gender among urban students in Nanjing, China.
创建时间：
2017-06-17
