1. Department of Clintec; Karolinska Institutet; Stockholm Sweden
2. Department of Otorhinolaryngology; Karolinska University Hospital; Stockholm Sweden
3. Department of Speech and Language Pathology; Karolinska University Hospital; Stockholm Sweden
4. HEAD Graduate School; Karolinska University Hospital; Stockholm Sweden
5. Department of Clinical Microbiology; Karolinska Institutet; Stockholm Sweden
6. Division of Clinical Microbiology; Karolinska University Hospital; Stockholm Sweden
7. Division of Pediatrics; Karolinska University Hospital; Stockholm Sweden
8. Department of Physiotherapy; Karolinska University Hospital; Stockholm Sweden
9. Department of Clinical Neuroscience; Karolinska Institutet; Stockholm Sweden
10. Department of Pediatric Ophthalmology and Strabismus; St Erik Eye Hospital; Karolinska University Hospital; Stockholm Sweden
11. Department of Audiology and Neurotology; Karolinska University Hospital; Stockholm Sweden