Jeffs, Emma
Williman, Jonathan
Brunton, Cheryl
Gullam, Joanna
Walls, Tony
Funding for this research was provided by:
CureKids New Zealand
Article History
Received: 20 September 2019
Accepted: 15 January 2020
First Online: 28 January 2020
Ethics approval and consent to participate
: This study was approved by the Central Health and Disability Ethics Committee, ethics reference number 17/CEN/227. This approval was required by the Ministry of Health and ESR in advance of the study to get access to the NMDS and ESR databases. Consent by individuals was not required for this study as this was routinely collected and de-identified data.
: Not applicable.
: The authors declare that they have no competing interests.