1. Department of Radiology Mayo Clinic & Foundation Rochester Minnesota USA
2. Department of Radiation Oncology University of California Los Angeles California USA
3. Department of Radiation Oncology Northwestern University Feinberg School of Medicine Chicago Illinois USA
4. Department of Radiation Oncology Memorial Sloan Kettering Cancer Center New York New York USA
5. GE HealthCare Global Research Munich Germany
6. Department of Radiation Oncology University Hospital and Medical Faculty, Eberhard Karls University Tübingen Tübingen Germany
7. Department of Radiation Oncology University of Michigan Ann Arbor Michigan USA
8. Department of Radiation Oncology Mayo Clinic & Foundation Rochester Minnesota USA