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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2002 1
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2008 4
2009 2
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2013 1
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2015 1
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2019 2
2020 2
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Page 1
Validity and reliability of a school travel survey.
Evenson KR, Neelon B, Ball SC, Vaughn A, Ward DS. Evenson KR, et al. Among authors: ball sc. J Phys Act Health. 2008;5 Suppl 1(Suppl 1):S1-15. doi: 10.1123/jpah.5.s1.s1. J Phys Act Health. 2008. PMID: 18364515 Free PMC article.
Best-practice guidelines for physical activity at child care.
McWilliams C, Ball SC, Benjamin SE, Hales D, Vaughn A, Ward DS. McWilliams C, et al. Among authors: ball sc. Pediatrics. 2009 Dec;124(6):1650-9. doi: 10.1542/peds.2009-0952. Epub 2009 Nov 16. Pediatrics. 2009. PMID: 19917582
21 results