(Q49091814)
Statements
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Validity of a physical activity computer questionnaire in 12- to 18-year-old boys and girls. (English)
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Philippaerts RM
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Matton L
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Balduck AL
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De Bourdeaudhuij I
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Lefevre J
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1 February 2006
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27
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2
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131-136
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Identifiers
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