Correlates of Insufficient Physical Activity among Junior High School Students: A Cross-Sectional Study in Xi’an, China
2016 ◽
Vol 13
(4)
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pp. 397
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2020 ◽
Vol 61
(3)
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pp. 187-193
2012 ◽
Vol 52
(7)
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pp. 812-817
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2020 ◽
2020 ◽