1. Centre for Immunization and Respiratory Infectious Diseases; Public Health Agency of Canada; Canada
2. Enterovirus Reference Laboratory; Victorian Infectious Diseases Reference Laboratory; Peter Doherty Institute; Melbourne Victoria Australia
3. Canadian Paediatric Surveillance Program; Canadian Paediatric Society; Ottawa Ontario Canada
4. New Zealand Pediatric Surveillance Unit; Department of Women's and Children's Health; University of Otago; Dunedin New Zealand
5. Federal Office of Public Health; Bern Switzerland
6. Public Health and Surveillance; Scientific Institute of Public Health; Brussels Belgium
7. Australian Paediatric Surveillance Unit; Kids Research Institute; The Children's Hospital at Westmead; Australia
8. The University of Sydney; Sydney New South Wales Australia