1. Department of Radiation OncologyWashington University in St. Louis St. Louis Missouri
2. Department of Radiation OncologyUniversity of Pennsylvania Philadelphia Pennsylvania
3. Department of Radiation OncologyMassachusetts General Hospital Boston Massachusetts
4. New York Proton Center New York New York
5. Division of Medical OncologyMassachusetts General Hospital Boston Massachusetts
6. Division of Orthopaedic OncologyUniversity of Pennsylvania Philadelphia Pennsylvania
7. Division of Thoracic SurgeryMassachusetts General Hospital Boston Massachusetts
8. Department of Medicine, Division of Medical OncologyUniversity of Pennsylvania Philadelphia Pennsylvania
9. Department of Medicine, Division of Medical OncologyWashington University in St. Louis St. Louis Missouri
10. Department of Radiation OncologyMD Anderson Cancer Center Houston Texas
11. Office of the CommissionerFood and Drug Administration Washington DC