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Matti Santtila
Department of Leadership and Military Pedagogy, National Defense University, Helsinki, Finland
Kalle Grönqvist
H2 Wellbeing Oy, Helsinki, Finland
Jussi Räisänen
H2 Wellbeing Oy, Helsinki, Finland
Heikki Kyröläinen
Department of Leadership and Military Pedagogy, National Defense University, Helsinki, Finland
Department of Biology of Physical Activity, University of Jyväskylä, Jyväskylä, Finland