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Author notes

*Disclaimer: The views and opinions expressed in this manuscript are those of the author and do not reflect the official policy or position of the Department of the Army/Navy/Air Force, Department of Defense, or the United States Government.

The authors have no relevant financial interest in the products or companies described in this article.

Authors are current or past members of the College of American Pathologists Graduate Medical Education Committee; Johnson and Lofgreen are employees of the College of American Pathologists.

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