^*Department of Pathology and Laboratory Medicine, University of British Columbia

^‡Department of Pathology, BC Cancer Agency

^§Department of Pathology, Vancouver General Hospital, Vancouver, BC

^†Department of Pathology and Laboratory Medicine, University of Calgary, Calgary, AB, Canada

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.