1 | GAMUT – The Grieg Academy Music Therapy Research Centre, NORCE Norwegian Research Centre AS, Norway |
2 | Institute of Psychology, University of Gdansk, Gdansk, Poland |
3 | The Karol Szymanowski Academy of Music, Katowice, Poland |
4 | Department of Children’s Creativity and Expression in Pedagogy, Faculty of Pedagogy and Psychology, University of Silesia, Katowice, Poland |