Affiliations

• ¹ Department of Radiation Oncology, University of Washington, Seattle Cancer Care Alliance Proton Therapy Center, Seattle, Washington.
• ² Nuffield Department of Population Health, University of Oxford, Oxford, UK.
• ³ Department of Radiation Oncology, University of Pennsylvania, Philadelphia, Pennsylvania.
• ⁴ Rutgers Cancer Institute of New Jersey, New Brunswick, New Jersey.
• ⁵ Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, New York.
• ⁶ Miami Cancer Institute at Baptist Health South Florida, Miami, Florida.
• ⁷ Proton Therapy Department, Proton Therapy Center, Prague, Czech Republic.
• ⁸ Department of Radiation Oncology, Emory University School of Medicine, Atlanta, Georgia.
• ⁹ Department of Radiation Oncology, Chang Gung Memorial Hospital and Chang Gung University, Taoyuan City, Taiwan.
• ¹⁰ Department of Radiation Oncology, Mayo Clinic Arizona, Scottsdale, Arizona.
• ¹¹ Department of Radiation Oncology and Molecular Radiation Sciences, Johns Hopkins University School of Medicine, Baltimore, Maryland.
• ¹² Department of Radiation Oncology, University of Maryland School of Medicine, Baltimore, Maryland.
• ¹³ Department of Radiation Oncology, Institut Curie, Paris, France.
• ¹⁴ Department of Radiation Oncology, Stanford University, Stanford, California.
• ¹⁵ Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, Florida; University of Florida Health Proton Therapy Institute, Jacksonville, Florida.
• ¹⁶ Northwestern Medicine Chicago Proton Center, Warrenville, Illinois.
• ¹⁷ Department of Oncology, University of Turin, Turin, Italy.
• ¹⁸ Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, Florida; University of Florida Health Proton Therapy Institute, Jacksonville, Florida. Electronic address: bhoppe@floridaproton.org.