1. Discipline of Audiology, School of Health and Rehabilitation Sciences, The University of Queensland, Brisbane, Australia
2. Section of Audiology, School of Population Health, Faculty of Medical and Health Science, University of Auckland, Auckland, New Zealand
3. Eisdell Moore Centre, University of Auckland, Auckland, New Zealand
4. Section of Epidemiology and Biostatistics, School of Population Health, Faculty of Medical and Health Science, University of Auckland, Auckland, New Zealand
5. Logan Hospital Integrated Specialist ENT Service, Metro South Health Service District, Queensland Health, Queensland, Australia