1. Division of Clinical Psychology and Psychotherapy, Department of Psychology, Philipps University Marburg , 35032 Marburg , Germany
2. Eriksholm Research Centre , 3070 Snekkersten , Denmark
3. Copenhagen Hearing and Balance Center, Department of Otorhinolaryngology and Audiology, Rigshospitalet , 2100 Copenhagen , Denmark
4. Division of Clinical Child and Adolescent Psychology, Department of Psychology, Philipps University Marburg , 35032 Marburg , Germany
5. Department of Data, Biostatistics and Pharmacoepidemiology, Centre for Clinical Research and Prevention, Copenhagen University Hospital Bispebjerg-Frederiksberg , 2000 Copenhagen , Denmark
6. Department of Behavioural Sciences and Learning, Linköping University , 58183 Linkoping , Sweden