1. Department of Occupational Therapy and Physiotherapy, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
2. Department of Public Health, Aarhus University, Health, Aarhus, Denmark
3. Department of Otorhinolaryngology, Head and Neck Surgery and Audiology, Rigshospitalet, Copenhagen, Denmark
4. Department of Clinical Research, Copenhagen University Hospital, Amager and Hvidovre Hospital, Hvidovre, Denmark
5. Department of Orthopaedic Surgery, Zealand University Hospital, University of Copenhagen, Koege, Denmark
6. Faculty of Health Sciences, Department of Regional Health Research, University of Southern Denmark, Odense, Denmark
7. Department of Pediatric Rehabilitation, Children’s Therapy Center, The Child and Youth Administration, Copenhagen, Denmark