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Contributors SC wrote the first draft of this editorial. HWRL and KG-D contributed to subsequent drafts. All the authors approved the final draft.
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 SC is editor in chief of BMJ SRH and HWRL is an associate editor of BMJ SRH .
Provenance and peer review Not commissioned; externally peer reviewed.