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Contributors Identified the case: HR, KS. Conception and design: KS. Literature search: JG. Drafting the manuscript: JG, CA. Revising the manuscript critically for important intellectual content: HR, KS, CA, JG. Final approval of the version to be published: HR, KS, CA, JG.
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.
Patient consent for publication Obtained.
Provenance and peer review Not commissioned; externally peer reviewed.