1. National Centre for Immunisation Research and Surveillance, The Children's Hospital at Westmead, Sydney, NSW.
2. Department of Paediatric and Adolescent Medicine, Princess Margaret Hospital for Children, Perth, WA.
3. Vaccine Trials Group, Telethon Institute for Child Health Research, Perth, WA.
4. Discipline of Paediatrics, University of Adelaide, Adelaide, SA.
5. SAEFVIC (Surveillance of Adverse Events Following Vaccination In the Community), Murdoch Childrens Research Institute, Melbourne, VIC.
6. Department of General Medicine, Royal Children's Hospital, Melbourne, VIC.
7. WentWest (Western Sydney Medicare Local), Sydney, NSW.