Funding for this research was provided by:
Royal Brisbane and Women's Hospital Foundation (Diamond Grant)
Angel S.P. Chan Lau Endowment in Health & Longevity
Received: 27 July 2020
Accepted: 6 December 2020
First Online: 2 January 2021
: We declare we have had ethical approval and subject consent to participate from all hospital sites involved in the study. Ethical approvals were obtained from the HK Polytechnic University (no reference number); and Griffith University in Australia (ref. 2016/200)); The Hong Kong Kowloon Central/Kowloon East Research Ethics Committee, ref. number KC/KE-16-0138/ER-2; and Gold Coast Health ethics committee ref. number HREC/16/QGC/75.
: Not applicable.
: We declare no competing interests by any of the authors.