Log on / register
Feedback | Support | My details
Reliability and validity of two frequently used self-administered physical activity questionnaires in adolescents.
Rangul V, Holmen TL, Kurtze N, Cuypers K, Midthjell K
BMC Med Res Methodol 2008, 8:47
[Full text] [PubMed] [Related articles]


No citations for this article were found in PubMed Central.


You can also check ISI Web of Science for additional citations (subscription required)
Terms and Conditions Privacy statement Information for advertisers Jobs at BMC Contact us
© 1999-2009 BioMed Central Ltd unless otherwise stated. Part of Springer Science+Business Media.