Article History
Received: 18 December 2018
Accepted: 17 April 2019
First Online: 13 May 2019
Ethics approval and consent to participate
: This study has received ethics approval from the Sydney Local Health District Human Ethics Research Committee (study number: X13–0338 and LNR/13/RPAH/475). Participants, when enrolling in <i>The Essentials</i> program online, provided consent to their information to be used for research purposes in a de-identified form.
: Participants when enrolling in <i>The Essentials</i> program were asked to give consent to their information to be used for research purposes in a de-identified form.
: The authors declare that they have no competing interests.
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