1. Juliane Marie Centre and Mary Elizabeths Hospital – Rigshospitalet for Children, Teens and Expecting Families, University of Copenhagen, Denmark
2. Centre for Research on Play in Education, Development and Learning (PEDAL), Faculty of Education, University of Cambridge, Cambridge, United Kingdom
3. Department of Paediatrics and Adolescent Medicine Juliane Marie Centre, Rigshospitalet, University of Copenhagen, Denmark
4. University Hospitals Centre for Health Research, Rigshospitalet, Copenhagen University of Copenhagen, Denmark
5. Mary Elizabeth’s Hospital, University of Copenhagen – Rigshospitalet, Denmark
6. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Denmark