Neoplasms, Gonadal Tissue

• 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

• CHU Amiens — Amiens, France
• Centre François Baclesse — Caen, France
• Centre Oscar Lambret — Lille, France

• Children's Minnesota — Minneapolis, Minnesota, United States

• Service de Chirurgie uro-viscérale pédiatrique — Bron, France

• CHU de Liege — Grivegnée, Liège, Belgium
• UZ Antwerp — Edegem, Belgium
• UZ Gent — Ghent, Belgium
• AZ Sint Maarten — Mechelen, Belgium

• Children's National Medical Center — Washington D.C., District of Columbia, United States

• University of Alabama at Birmingham Cancer Center — Birmingham, Alabama, United States
• Banner Thunderbird Medical Center — Glendale, Arizona, United States
• Banner-University Medical Center Phoenix — Phoenix, Arizona, United States
• Western Regional CCOP — Phoenix, Arizona, United States

• Los Angeles County-USC Medical Center — Los Angeles, California, United States
• USC / Norris Comprehensive Cancer Center — Los Angeles, California, United States
• University of Colorado Hospital — Aurora, Colorado, United States
• Hartford Hospital — Hartford, Connecticut, United States

Not specified

• Ohio State University Medical Center — Columbus, Ohio, United States