1. Department of Pathology and Dermatology, The Ohio State University Wexner Medical Center (OSUWMC), Columbus, OH
2. Department of Pathology, University of Virginia, Charlottesville, VA
3. Obrero Hospital, La Paz, Bolivia
4. Department of Pathology, University of Edinburgh, Edinburgh, Scotland
5. Department of Pathology and Laboratory Medicine, Arnie Charbonneau Cancer Institute, University of Calgary, Calgary, AB, Canada