1Department of Pathology, University of Manitoba, Winnipeg, MB, Canada2Division of Anatomic Pathology, University Hospital Dr. Jose E. Gonzalez, Autonomous University of Nuevo Leon, Monterrey, Mexico3Department of Pathology, University of South Alabama, Mobile, AL, USA4Department of Biostatistics, University of Nebraska Medical Center, Omaha, NE, USA5Department of Pathology, British Columbia Cancer Agency and Center for Lymphoid Cancer, University of British Columbia, Vancouver, BC, Canada6Department of Medicine, British Columbia Cancer Agency and Center for Lymphoid Cancer, University of British Columbia, Vancouver, BC, Canada7Department of Pathology and Microbiology, University of Nebraska Medical Center, Omaha, NE, USA8Department of Pathology, City of Hope National Medical Center, Duarte, CA, USA9Department of Internal Medicine, University of Nebraska Medical Center, Omaha, NE, USA