Funding for this research was provided by:
NSW Ministry of Health (H16/22534)
Received: 1 November 2019
Accepted: 19 February 2020
First Online: 17 March 2020
Ethics approval and consent to participate
: Informed consent will be obtained from all study participants. The study has been approved by the Hunter New England Human Research Ethics Committee (Ref No. 11/03/16/4.05), University of Newcastle (Ref No. H-2011-0210), NSW Department of Education and Communities (SERAP 2011111), Maitland Newcastle Catholic School Diocese, Broken Bay Catholic School Diocese, Lismore Catholic School Diocese, Armidale Catholic School Diocese, and the Aboriginal Health and Medical Research Council.
: Not applicable.
: The authors declare that they have no competing interests.