Footnotes

• Twitter @PaedMum

• Contributors LE conceived the idea for the topic. JA carried out the literature search and critical analysis and wrote the initial manuscript. Both authors approved the final 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.

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