1. Language and Genetics Department, Max Planck Institute for Psycholinguistics, Nijmegen, the Netherlands
2. Department of Otorhinolaryngology and Head and Neck Surgery, Erasmus University Medical Center, Rotterdam, the Netherlands
3. Speech and Language, Murdoch Children's Research Institute, Melbourne, Victoria, Australia
4. Department of Audiology and Speech Pathology, University of Melbourne, Parkville, Victoria, Australia
5. Population Health and Immunity Division, The Walter and Eliza Hall Institute of Medical Research, Parkville, Victoria, Australia
6. Department of Medical Biology, University of Melbourne, Parkville, Victoria, Australia
7. Menzies Health Institute Queensland, Griffith University, Southport, Australia
8. Royal Children's Hospital, Melbourne, Victoria, Australia
9. Donders Institute for Brain, Cognition and Behaviour, Radboud University, Nijmegen, the Netherlands
10. NIVEL (Netherlands Institute for Health Services Research), Utrecht, the Netherlands
11. Department of Primary and Community Care, Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, the Netherlands
12. Faculty of Caring Science, Work Life and Social Welfare, University of Borås, Sweden