Neoplasms, Connective Tissue

• UCLA Medical Center — Los Angeles, California, United States
• Dana Farber Cancer Institute — Boston, Massachusetts, United States
• Oregon Health and Science University-Knight Cancer Institute — Portland, Oregon, United States
• Fox Chase Cancer Center — Philadelphia, Pennsylvania, United States

• Children's Oncology Group — Monrovia, California, United States

Not specified

• GSK Investigational Site — Brussels, Belgium
• GSK Investigational Site — Leuven, Belgium
• GSK Investigational Site — Lyon, France
• GSK Investigational Site — Marseille, France

• Cantonal Hospital St.Gallen — Sankt Gallen, Switzerland

• Memorial Sloan-Kettering Cancer Center — New York, United States

• Cincinnati Children's Hospital Medical Center — Cincinnati, Ohio, United States
• Texas Children's Hospital — Houston, Texas, United States

• Memorial Sloan-Kettering Cancer Center — New York, United States

• Dana-Farber/Harvard Cancer Center at Dana Farber Cancer Institute — Boston, Massachusetts, United States
• Memorial Sloan-Kettering Cancer Center — New York, United States

• University Hospital Berne (Insel) and Zieglerspital Berne — Bern, Switzerland
• Geneva University Hospitals and Medical Faculty of the University of Geneva — Geneva, Switzerland
• Allergy Unit, Department of Dermatology, University Hospital Zurich — Zurich, Switzerland