1. Division of Radiation Oncology, University of Vermont Larner College of Medicine, Burlington
2. University of Vermont Cancer Center, Burlington
3. Division of Hematology and Oncology, University of Vermont Larner College of Medicine, Burlington
4. Department of Therapeutic Radiology, Yale School of Medicine, New Haven, Connecticut
5. Center for Health Services Research Department of Medicine, University of Vermont Larner College of Medicine, Burlington
6. Department of Surgery, University of Vermont Larner College of Medicine, Burlington