Funding for this research was provided by:
National Health and Medical Research Council
Environment Protection Authority Victoria
Received: 11 June 2019
Accepted: 28 August 2019
First Online: 5 September 2019
Ethics approval and consent to participate
: This study uses aggregated human data at large spatial units and therefore ethical approval is not applicable.
: Not applicable.
: The authors declare that they have no competing interests.