Article Text
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Is it time for recommendations to reflect reality in PSC surveillance?
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Footnotes
Contributors JH wrote the initial draft. JH, GA and AJP edited the letter and agreed on the final version.
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.
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