1. Academy of Health and Social Studies, Arts Therapies, Music Therapy, NHL Stenden University of Applied Sciences, Leeuwarden, The Netherlands
2. Psychology, Open University of the Netherlands, Heerlen, The Netherlands
3. Research Centre for the Arts Therapies, Heerlen, The Netherlands
4. Music Therapy Department, ArtEZ University of the Arts, Academy of Music, Enschede, The Netherlands
5. Arts Therapies, HAN University of Applied Sciences, Nijmegen, The Netherlands
6. University of Amsterdam, Amsterdam, The Netherlands
7. Zuyd University of Applied Sciences, the Netherlands, Heerlen, The Netherlands