Footnotes

• Contributors ES-YG wrote the first draft of the manuscript, coordinated the revisions and submitted the manuscript. JR led the campaign, created, analysed and administered the surveys, presented the statements at the annual meetings and collected feedback. ES-YG, AG, JL, KYN and JR each wrote a statement rationale. ES-YG, AG, SG, TNN, RA, VMS, KYN and JR helped in the brainstorming discussions that led to the statement formulation as well in refining statement rationale. All authors commented on various versions of the manuscript, agreed on the final version to be published and can attest to the integrity of the work.

• Competing interests None declared.

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