Footnotes

• Twitter @MarcPimentelMD

• Contributors All three authors were involved with the following contributions: substantial contributions to the conception or design of the work; drafting the work or revising it critically for important intellectual content; final approval of the version published; agreement to be accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved. We would like to thank Chris Holzmueller for help with an early draft of this manuscript.

• 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.

• Patient consent for publication Not required.

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

• Data availability statement There are no data in this work.