Footnotes

• Twitter @assimjavaid

• Contributors AAJ was the lead author who wrote the guideline summaries. KP wrote the introduction and proofread the paper. KA oversaw the paper and final proofread it.

• 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 Commissioned; externally peer reviewed.