1. Department of PaediatricsUniversity of Auckland Auckland New Zealand
2. Kidz FirstCounties Manukau District Health Board Auckland New Zealand
3. General Medicine, Guy's and St Thomas' NHS Foundation Trust London United Kingdom
4. Section of Epidemiology and Biostatistics, School of Population Health, Faculty of Medical and Health SciencesUniversity of Auckland Auckland New Zealand
5. Medical Sciences, University of Otago Dunedin New Zealand
6. Department of MicrobiologyAuckland District Health Board Auckland New Zealand
7. Department of MicrobiologyCanterbury District Health Board Christchurch New Zealand
8. Department of MicrobiologyCounties Manukau Health Board Auckland New Zealand
9. Population HealthCounties Manukau Health Auckland New Zealand
10. Department of Paediatrics, Waitakere HospitalWaitemata District Health Board Auckland New Zealand
11. Department of MicrobiologyNorth Shore Hospital, Waitemata District Health Board Auckland New Zealand
12. Paediatric Infectious Diseases Department, Starship Children's HospitalAuckland District Health Board Auckland New Zealand