Embryonal Tumor

• Children's Hospital Colorado — Aurora, Colorado, United States
• Cincinnati Children's Hospital Medical Center — Cincinnati, Ohio, United States
• Nationwide Children's Hospital — Columbus, Ohio, United States
• Children's Hospital of Philadelphia — Philadelphia, Pennsylvania, United States

• Institut Curie — Paris, France
• Service de neurochirugie Pédiatrique - Hôpital Necker- Enfants Malades — Paris, France
• Institut Gustave Roussy — Villejuif, France

• Texas Children's Hospital — Houston, Texas, United States

• Innsbruck Universitaetsklinik — Innsbruck, Austria
• Universitaetsklinikum Wien - AKH unikliniken — Vienna, Austria
• Onze Lieve Vrouw Ziekenhuis — Aalst, Belgium
• Institut Jules Bordet — Anderlecht, Belgium

• Hematology Center named after prof. R. Yeolyan — Yerevan, Armenia
• Children's Hospital of Eastern Ontario (CHEO) — Ottawa, Canada
• Semmelweis University — Budapest, Hungary
• National Cancer Institute, All India Institutes of Medical Sciences — New Delhi, India

• Ospedale Pediatrico Bambino Gesù — Roma, Italy

Not specified

• Children's of Alabama — Birmingham, Alabama, United States
• Nationwide Children's Hospital — Columbus, Ohio, United States