(Q46068683)
Statements
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Differences in physical activity prevalence and trends from 3 U.S. surveillance systems: NHIS, NHANES, and BRFSS. (English)
1 reference
Harold W Kohl
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Janet E Fulton
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Susan A Carlson
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Dianna Densmore
1 reference
Michelle M Yore
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1 January 2009
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6 Suppl 1
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S18-27
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Identifiers
1 reference