1. Ear Health team, Wesfarmers Centre of Vaccines and Infectious Diseases, Telethon Kids Institute, Perth, Australia
2. School of Population and Global Health, The University of Western Australia, Perth, Australia
3. Departments of Immunology and General Paediatrics, Perth Children’s Hospital, Child and Adolescent Health Service, Perth, Australia
4. Division of Paediatrics, School of Medicine, The University of Western Australia, Perth, Australia
5. Department of Audiology, Perth Children’s Hospital, Child and Adolescent Health Service, Perth, Australia