1. Dept. Otolaryngology- Head and Neck Surgery, section Audiology, VU University Medical Center and the EMGO Institute for Health and Care Research, Amsterdam, The Netherlands
2. Dept. Epidemiology and Biostatistics, VU University Medical Center and the EMGO Institute for Health and Care Research, Amsterdam, The Netherlands
3. Dept. Psychiatry, VU University Medical Center, Amsterdam, The Netherlands
4. Faculty of Health Sciences, VU University Amsterdam, The Netherlands
5. Dept. Sociology, Faculty of Social Sciences, VU University Amsterdam, The Netherlands