Fibrosarcoma

• Children's Healthcare of Atlanta — Atlanta, Georgia, United States
• Lurie Children's Hospital of Chicago — Chicago, Illinois, United States
• Our Lady of the Lake Children's Hospital — Baton Rouge, Louisiana, United States
• Dana Farber Cancer Institute — Boston, Massachusetts, United States

• Investigative Site — Chicago, Illinois, United States
• Investigative Site — Bethesda, Maryland, United States
• Investigative Site — Boston, Massachusetts, United States
• Investigative Site — Rochester, Minnesota, United States

• Hospital São Carlos — Fortaleza, Ceará, Brazil
• Hospital São Rafael — Salvador, Estado de Bahia, Brazil
• Hospital Santa Cruz — Curitiba, Paraná, Brazil
• IDOR Recife — Recife, Pernambuco, Brazil

• Kaiser Permanente Oakland Medical Center — Oakland, California, United States
• William Beaumont University Hospital — Royal Oak, Michigan, United States
• The Ohio State University Wexner Medical Center — Columbus, Ohio, United States

• Fudan University Shanghai Cancer Center — Shanghai, Shanghai Municipality, China

• Sun Yat-sen University Cancer Center — Guangzhou, China

Not specified

• Children's Hospital of Alabama — Birmingham, Alabama, United States
• University of Alabama at Birmingham Cancer Center — Birmingham, Alabama, United States
• The Kirklin Clinic at Acton Road — Birmingham, Alabama, United States
• Anchorage Associates in Radiation Medicine — Anchorage, Alaska, United States

• Suez Canal University — Ismailia, Egypt

• Washington University School of Medicine — St Louis, Missouri, United States