*Department of Pathology, University of Maryland School of Medicine
††Department of Pathology, Johns Hopkins Medicine, Baltimore, MD
†Biopticka Laboratory, Pilsen, Czech Republic
‡Department of Pathology and Laboratory Medicine, University of Kansas School of Medicine, Kansas City, KS
§Department of Pathology, Immunology, and Laboratory Medicine, Rutgers New Jersey Medical School, Rutgers, NJ
∥Physicians Laboratory
¶University of South Dakota Sanford School of Medicine, Sioux Falls, SD
#Department of Pathology, Stanford Medicine, Stanford, CA
**Institut Bergonié / Centre Hospitalier Universitaire de Bordeaux, Bordeaux, France
M.E.K. reviewed all cases, analyzed data, and wrote the first draft of the manuscript. M.M., A.M., D.I.S., N.J.O., G.W.C., and R.P. reviewed and edited the manuscript. J.M.G. designed the study, reviewed all cases, and reviewed and edited the manuscript.
Conflicts of Interest and Source of Funding: The authors have disclosed that they have no significant relationships with, or financial interest in, any commercial companies pertaining to this article.
Correspondence: Michael E. Kallen, MD, Department of Pathology, University of Maryland School of Medicine, 22 S. Greene St., NBW-54, Baltimore, MD 21201 (e-mail: [email protected]).
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