Text and Data Mining valid from 2018-10-03
Received: 18 April 2018
Accepted: 11 September 2018
First Online: 3 October 2018
Ethics approval and consent to participate
: Ethical clearance for this analytical study was provided by the University of Queensland School of Medicine Low Risk Ethical Review Committee (clearance number 2014-SOMILRE-0100).
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.