1 Virology Research Laboratory, NSW Health Pathology, Prince of Wales Hospital, Sydney, NSW, Australia.
2 Department of Immunology and Infectious Diseases, Sydney Children's Hospital Network, Randwick, NSW, Australia; School of Women's and Child Health, University of New South Wales, Sydney, NSW, Australia.
3 Virology Research Laboratory, NSW Health Pathology, Prince of Wales Hospital, Sydney, NSW, Australia; School of Medical Sciences, School of Women's and Children's Health, School of Biotechnology and Biomolecular Sciences, University of New South Wales, Sydney, NSW, Australia.
4 Virology Research Laboratory, NSW Health Pathology, Prince of Wales Hospital, Sydney, NSW, Australia; School of Medical Sciences, School of Women's and Children's Health, School of Biotechnology and Biomolecular Sciences, University of New South Wales, Sydney, NSW, Australia; Serology and Virology Division, NSW Health Pathology, Prince of Wales Hospital, Sydney, NSW, Australia. Electronic address: w.rawlinson@unsw.edu.au.