(Q39898485)
Statements
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A comparison of sleeping problems in school-age children between rural and urban communities in China (English)
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Qiao-Zhi Yang
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Yue-Qing Bu
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Sheng-Ying Dong
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Shu-Shan Fan
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Le-Xin Wang
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20 July 2009
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45
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7-8
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414-418
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Identifiers
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