1. Affymetrix, Inc., Santa Clara, CA
2. Roche Molecular Systems, Alemada, CA
3. Department of Pathology and Laboratory Medicine, University of Pennsylvania Medical Center, Philadelphia, PA
4. Department of Chemical Pathology, The Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, New Territories, Hong Kong Special Administrative Region, China
5. Department of Pathology, University of Utah School of Medicine, Salt Lake City, UT
6. Associated Regional and University Pathologists (ARUP), Salt Lake City, UT