Connelly, Luke B. http://orcid.org/0000-0002-1734-4809
Birch, Stephen http://orcid.org/0000-0002-1372-0440
Article History
First Online: 8 September 2020
Declarations
:
: This work was not supported by external funding.
: Luke B. Connelly and Stephen Birch have no conflicts of interest that are directly relevant to the content of this article.
: All sources are in the public domain.
: Ethics approval was not required for this work as it involved no human or animal subjects.
: Not applicable
: Connelly and Birch jointly developed the outline of the paper, devised and supervised the literature search, undertook the literature review and drafted sections of the paper. Both authors reviewed and amended early drafts of the manuscript and reviewed and approved the paper for submission. Both authors contributed to revisions to the manuscript following the helpful comments of two anonymous referees.