1. aVirology Research Laboratory, Serology and Virology Division (SAViD), NSW Health Pathology, Prince of Wales Hospital, Sydney, New South Wales, Australia
2. bSchool of Biomedical Sciences, Faculty of Medicine and Health
3. eSchool of Public Health, Faculty of Medicine, University of Sydney, Sydney, New South Wales, Australia
4. fNational Centre for Immunisation Research and Surveillance, Westmead, New South Wales, Australia
5. gDiscipline of Paediatrics and Child Health, School of Clinical Medicine, Faculty of Medicine and Health
6. hKirby Institute, University of New South Wales, Sydney, New South Wales, Australia
7. cAustralian Institute of Health Innovation, Macquarie University, Sydney, New South Wales, Australia
8. dDepartment of Immunology and Infectious Diseases, Sydney Children’s Hospital Network, Sydney, New South Wales, Australia