Article Text
Letter
IgG4-related disease of the mitral valve demonstrated by immunohistochemistry
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Footnotes
Handling editor Josef S Smolen
Contributors All authors drafted and revised the manuscript. All authors read and approved the final manuscript.
Funding This research received no specific grant from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient consent Next of kin consent obtained.
Provenance and peer review Not commissioned; externally peer reviewed.