1. Department of Translational Oncology; Genentech, Inc; South San Francisco CA 94080 USA
2. Department of Pathology; Genentech, Inc; South San Francisco CA 94080 USA
3. The Sidney Kimmel Comprehensive Cancer Center; Johns Hopkins University School of Medicine; Baltimore MD 21231 USA
4. Department of Oncology Biomarker Development; Genentech, Inc; South San Francisco CA 94080 USA
5. Department of Bioinformatics and Computational Biology; Genentech, Inc; South San Francisco CA 94080 USA
6. Department of Biostatics; Genentech, Inc; South San Francisco CA 94080 USA
7. Department of Pathology; University Hospital Dresden; Fetscherstrasse 74 01307 Dresden Germany
8. Department of Surgery; University Hospital Dresden; Fetscherstrasse 74 01307 Dresden Germany
9. Department of Molecular Diagnostics and Cancer Cell Biology; Genentech, Inc; South San Francisco CA 94080 USA