1. Division of Hematology and Oncology, Department of Medicine, University of Pennsylvania Health System, Philadelphia
2. Department of Radiology, University of Pennsylvania Health System, Philadelphia
3. Department of Biostatistics, Epidemiology, and Informatics, University of Pennsylvania Health System, Philadelphia
4. Department of Surgery, University of Pennsylvania Health System, Philadelphia
5. Department of Radiology, Memorial Sloan Kettering Cancer Center, New York, New York
6. Thoracic Oncology Service, Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, New York
7. Gastrointestinal Oncology Service, Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, New York
8. Department of Pathology and Laboratory Medicine, University of Pennsylvania Health System, Philadelphia
9. Department of Colorectal Surgery, Memorial Sloan Kettering Cancer Center, New York, New York
10. Division of Pulmonary, Allergy, and Critical Care, Department of Medicine, University of Pennsylvania Health System, Philadelphia
11. Department of Radiation Oncology, University of Pennsylvania Health System, Philadelphia
12. Department of Medicine, Weill Cornell Medical College, New York, New York