1. Department
of Medicine, University of Washington, Seattle, Washington 98195, United States
2. Department
of Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania 15261, United States
3. Department
of Medicine, Mayo Clinic, Rochester, Minnesota 55905, United States
4. Proteomics
Resource, University of Washington, Seattle, Washington 98195, United States
5. Biostatistics, University of Texas MD Anderson Cancer Center, Houston, Texas 77030, United States