Changes in the percentage of students who walk or bike to school-United States, 1969 and 2001. (Q44096868)
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scientific article published in March 2008
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Changes in the percentage of students who walk or bike to school-United States, 1969 and 2001. |
scientific article published in March 2008 |
Statements
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Changes in the percentage of students who walk or bike to school-United States, 1969 and 2001. (English)
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Harold W Kohl
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Sandra A Ham
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Sarah Martin
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1 March 2008
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5
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2
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205-215
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Identifiers
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