Funding for this research was provided by:
National Health and Medical Research Council (#349514, #299060, #349537)
Text and Data Mining valid from 2020-04-15
Received: 12 December 2019
Accepted: 25 March 2020
First Online: 15 April 2020
Ethics approval and consent to participate
: The NSAOH 2004–2006 was approved by the University of Adelaide’s Human Research Ethics Committee. All participants provided signed informed consent. All procedures performed in this study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare that they have no competing interests.