1. WHO Collaborating Centre for Reference and Research on Influenza, Royal Melbourne Hospital at the Peter Doherty Institute for Infection and Immunity Melbourne Victoria Australia
2. School of Public Health and Preventive Medicine, Monash University Melbourne Victoria Australia
3. WHO Collaborating Centre for Reference and Research on Influenza, Royal Melbourne Hospital and the Department of Infectious Diseases The University of Melbourne at the Peter Doherty Institute for Infection and Immunity Melbourne Victoria Australia
4. Victorian Infectious Diseases Services, Royal Melbourne Hospital at the Peter Doherty Institute for Infection and Immunity Melbourne Victoria Australia
5. Victorian Infectious Diseases Reference Laboratory, Epidemiology Unit, Royal Melbourne Hospital at the Peter Doherty Institute for Infection and Immunity Melbourne Victoria Australia
6. Murdoch Children's Research Institute Melbourne Victoria Australia
7. Modelling and Simulation Unit Melbourne School of Population and Global Health, The University of Melbourne Melbourne Victoria Australia