Article Information
vol. 40 no. Suppl 56
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History
- Published online July 25, 2014.
Copyright & Usage
© 2012 ERS
Author Information
- 1Department of Public Health and General Practice, Norwegian University of Science and Technology, Trondheim, Norway
- 2Department of Human Movement Science, Norwegian University of Science and Technology, Trondheim, Norway
- 3Department of Public Health and General Practice, HUNT Research Centre, Norwegian University of Science and Technology, Levanger, Norway