1. Western Sydney Sexual Health Centre, Westmead Hospital, Parramatta, NSW, Australia
2. Sydney Emerging Infections and Biosecurity Institute, University of Sydney, Sydney, NSW, Australia
3. Department of Biological Sciences, Macquarie University, North Ryde, NSW, Australia
4. Centre for Infectious Diseases and Microbiology, Institute of Clinical Pathology and Medical Research, Westmead Hospital, Westmead, NSW, Australia