1. Surveillance of Adverse Events Following Vaccination in the Community (SAEFVIC), Murdoch Childrens Research Institute, Melbourne, VIC.
2. School of Population and Global Health, University of Melbourne, Melbourne, VIC.
3. Clinical Epidemiology and Biostatistics Unit, Murdoch Childrens Research Institute, Melbourne, VIC.
4. Department of Medicine, Monash University, Melbourne, VIC.
5. Department of Infectious Diseases and Department of Paediatrics, Monash University, Melbourne, VIC.
6. Department of General Medicine, Royal Children's Hospital, Melbourne, VIC.