Text and Data Mining valid from 2018-03-20
Received: 6 December 2017
Accepted: 14 March 2018
First Online: 20 March 2018
Ethics approval and consent to participate
: Approval to conduct the study was obtained from the Hunter New England Human Research Ethics Committee (no. 06/07/26/4.04), The University of Newcastle Human Research Ethics Committee (Approval Number H-2008-0343) as well as the NSW Department of Education and the relevant Catholic Schools Offices.
: Not applicable
: The authors declare that they have no competing interests.
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