1. Department of Pathology, Medical College of Wisconsin, Milwaukee, Wisconsin
2. Department of Clinical Epidemiology, Biostatistics and Bioinformatics, University of Amsterdam, Academic Medical Center, Amsterdam, the Netherlands
3. Department of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, Minnesota
4. Medical and Scientific Affairs, Roche Diagnostics Corporation, Indianapolis, Indiana
5. Department of Laboratory Medicine, Memorial Sloan-Kettering Cancer Center, New York City, New York
6. Department of Quantitative Health Sciences, Cleveland Clinic Foundation, Cleveland, Ohio
7. Department of Pathology and Laboratory Medicine, Women and Infants' Hospital of Rhode Island, The Warren Alpert Medical School of Brown, Providence, Rhode Island