1. 1Division of Cancer Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas.
2. 2Medical Oncology Department, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan, Italy.
3. 3Computational Oncology, Molecular Diagnostics Program, National Center for Tumor Diseases (NCT) and German Cancer Research Center (DKFZ), Heidelberg, Germany.
4. 4Foundation Medicine, Cambridge, Massachusetts.
5. 5Department of Oncology, Veneto Institute of Oncology IOV-IRCCS, Padua, Italy.
6. 6Oncologia Medica, Comprehensive Cancer Center, Fondazione Policlinico Universitario Agostino Gemelli–IRCCS, Rome, Italy.
7. 7Unit of Medical Oncology 2, Azienda Ospedaliero-Universitaria Pisana, Pisa, Italy.
8. 8Department of Biomedical Sciences, Humanitas University, Milan, Italy.
9. 9Medical Oncology and Hematology Unit, Humanitas Cancer Center, IRCCS Humanitas Research Hospital, Milan, Italy.
10. 10Department of Oncology and Hemato-Oncology, University of Milan, Milan, Italy.
11. 11Department of Surgery, Oncology and Gastroenterology, University of Padua, Padua, Italy.
12. 12Department of Genomic Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas.
13. 13Department of Gastrointestinal Medical Oncology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
14. 14Department of Investigational Cancer Therapeutics, The University of Texas MD Anderson Cancer Center, Houston, Texas.
15. 15Departments of Pathology, Urology and Medicine (Oncology), Upstate Medical University, Syracuse, New York.