Footnotes

• Contributors NR has been the lead author of this editorial, he and senior author associate professor KD generated the substantial portion of the article. Professor ND, assistant teaching professor KNL, professor KT and FN contributed to the writing, review and editing of the article.

• Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

• Competing interests None declared.

• Provenance and peer review Not commissioned; externally peer reviewed.