Article History
First Online: 22 September 2020
Declarations
:
: No financial support has been received for this paper.
: Aris Angelis, Huseyin Naci, and Allan Hackshaw have no conflicts of interest that are directly relevant to the content of this article.
: Not applicable.
: Not applicable.
: Not applicable.
: Not applicable.
: Not applicable.
: AA was responsible for the first draft of the paper and the collection of any data. AA and HN were responsible for the conception of the paper. AA, HN and AH made substantial contributions to the paper, critically drafted and revised the paper for important intellectual content, approved the final version of the paper and agree to be accountable for all aspects of the work.