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Contributors AR, RLB, CCS, NT, IA and DSS drafted the article. All authors approved the final article.
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 DSS receives an educational grant from Schaer (a gluten‐free food manufacturer).
Patient consent for publication Not required.
Provenance and peer review Not commissioned; internally peer reviewed.
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