Rai, Rakesh
Notaras, Anthony
Corke, Philip
Falk, Gregory L.
Article History
Received: 23 October 2019
Accepted: 12 November 2019
First Online: 8 January 2020
Compliance with ethical guidelines
:
: R. Rai, A. Notaras, P. Corke and G.L. Falk declare that they have no competing interests.
: Ethics approval for the study was obtained from the Human Research Ethics and Governance Committees at Concord Hospital, Sydney LNR/17/CRGH/134. The requirement for individual informed consent was waived.