Liu, Bette
Spokes, Paula
He, Wenqiang
Kaldor, John
Article History
Received: 11 March 2021
Accepted: 28 June 2021
First Online: 16 July 2021
Declarations
:
: This study was approved by the UNSW Human Research Ethics Committee (HC200483). This study used linked de-identified data obtained from a Public Health Register so individual consent was not required. This waiver of informed consent was approved by the UNSW Human Research Ethics Committee<b>.</b> All methods were performed in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors have no competing interests as defined by BMC, or other interests that might be perceived to influence the results and/or discussion reported in this paper.