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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2008)
Background
More research on factors associated with physical activity and the decline in participation during adolescence is needed. In this paper, we investigate the levels, change, and stability of physical ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2007)
Background
The aim was to assess the construct validity characteristics of an adapted version of the long International Physical Activity Questionnaire (IPAQ-L) and report seasonal variations in physical ...