Sarcoma

• Arkansas Cancer Research Center at University of Arkansas for Medical Sciences — Little Rock, Arkansas, United States
• University of Colorado Cancer Center at University of Colorado Health Sciences Center — Aurora, Colorado, United States
• University of Florida Shands Cancer Center — Gainesville, Florida, United States
• University of Michigan Comprehensive Cancer Center — Ann Arbor, Michigan, United States

• Scandinavian Sarcoma Group, Southern Swedish Regional Tumour Registry, Lund University Hospital — Lund, Sweden

• Fred Hutchinson Cancer Research Center — Seattle, Washington, United States

• Fred Hutchinson Cancer Research Center — Seattle, Washington, United States

• City of Hope Comprehensive Cancer Center — Duarte, California, United States
• Dana-Farber/Harvard Cancer Center at Dana-Farber Cancer Institute — Boston, Massachusetts, United States
• Cincinnati Children's Hospital Medical Center — Cincinnati, Ohio, United States
• Children's Hospital of Philadelphia — Philadelphia, Pennsylvania, United States

• Epeius Clinical Research Unit — San Marino, California, United States
• Sarcoma Oncology Center — Santa Monica, California, United States

Not specified

Not specified

• NYU School of Medicine's Kaplan Comprehensive Cancer Center — New York, United States

• Dana-Farber/Harvard Cancer Center at Dana Farber Cancer Institute — Boston, Massachusetts, United States