1. Department of Pathology, Stanford University School of Medicine, Stanford, CA;
2. Department of Pathology, Weill Medical College, Cornell University, New York, NY;
3. National Health Service Greater Glasgow and Clyde, Glasgow, United Kingdom;
4. Queen Elizabeth Hospital, Kowloon, Hong Kong;
5. University of California Los Angeles Medical Center, Los Angeles, CA;
6. National Cancer Institute, National Institutes of Health, Bethesda, MD; and
7. VU University Medical Center, Amsterdam, The Netherlands