1. Department of Infectious Diseases, Alfred Hospital and Monash University, Melbourne, Australia
2. Victorian Infectious Diseases Reference Laboratory, Royal Melbourne Hospital at the Peter Doherty Institute for Infection and Immunity, Melbourne, Australia
3. Northside Clinic, North Fitzroy, Australia
4. Department of Infectious Diseases, University of Melbourne, Melbourne, Australia
5. Public Health Division, Victorian Government Department of Health, Melbourne, Australia
6. Department of Infectious Diseases, Monash Medical Centre, Melbourne, Australia