Received: 15 April 2018
Accepted: 30 September 2019
First Online: 22 October 2019
Ethics approval and consent to participate
: The study protocol was approved by the SA Health Human Research Ethics Committee, Flinders University Social and Behavioural Research Ethics Committee, the Department of Education and Children’s Services Research Unit, SA Catholic Education and Aboriginal Health Human Research Ethics Committee. Written informed consent was obtained from principals, parents and children prior to data collection.
: Not applicable.
: The authors declare that they have no competing interests.