1Department of Sport, Food and Natural Sciences, Faculty of Education, Arts and Sports, Western Norway University of Applied Sciences, Sogndal, Norway
2Department of Neuromedicine and Movement Science, Faculty of Medicine and Health Sciences, Norwegian University of Science and Technology, Trondheim, Norway
3Unicare Helsefort Rehabilitation Centre, Rissa, Norway
4Department of Public Health and Nursing, Faculty of Medicine and Health Sciences, Norwegian University of Science and Technology, Trondheim, Norway
5Department of Physical Performance, Norwegian School of Sport Sciences, Oslo, Norway
6Department of Sports, Physical Education and Outdoor Studies, Faculty of Humanities, Sports and Educational Science, University of South-Eastern Norway, Vestfold, Norway
7Faculty of Health and Welfare, Østfold University College, Fredrikstad, Norway