1 Centre for Infectious Diseases and Microbiology Laboratory Services, NSW Health Pathology - Institute of Clinical Pathology and Medical Research, Westmead Hospital, Westmead, NSW, Australia; Centre for Infectious Diseases and Microbiology - Public Health, Westmead Hospital, Westmead, NSW, Australia; Marie Bashir Institute for Infectious Diseases and Biosecurity, The University of Sydney Westmead Hospital, Westmead, NSW, Australia. Electronic address: Sharon.Chen@health.nsw.gov.au.
2 NSW Health Pathology, Serology and Virology Division, Prince of Wales Hospital, Randwick, NSW, Australia; Virology Research Laboratory, Prince of Wales Hospital, University of New South Wales, Randwick, NSW, Australia; School of Medical Sciences and School of Women's and Children's Health, Faculty of Medicine, University of New South Wales, Kensington, NSW, Australia; School of Biotechnology and Biomolecular Sciences, Faculty of Science, University of New South Wales, Kensington, NSW, Australia. Electronic address: w.rawlinson@unsw.edu.au.