| Affiliation: | 1. Department of Health Services Research, School for Public Health and Primary Care (CAPHRI), Maastricht University, Maastricht, The Netherlands;2. Faculty of Health, Medicine and Life Sciences, Maastricht University, Maastricht, The Netherlands;3. Department of Otorhinolaryngology, Head and Neck Surgery, Maastricht University Medical Center, Maastricht, The Netherlands;4. Saw Swee Hock School of Public Health, National University of Singapore, Singapore, Singapore;5. Scientific Center of Care and Welfare (Tranzo), Tilburg University, Tilburg, The Netherlands |
