Neuroectodermal Tumors, Primitive, Peripheral

• University of Arkansas for Medical Sciences — Little Rock, Arkansas, United States
• Children's Hospital Central California — Madera, California, United States
• Childrens Memorial Hospital — Chicago, Illinois, United States
• Roswell Park Cancer Institute — Buffalo, New York, United States

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

• ImClone Investigational Site — Aurora, Colorado, United States
• ImClone Investigational Site — Orlando, Florida, United States
• ImClone Investigational Site — Metairie, Louisiana, United States
• ImClone Investigational Site — Metairie, Louisiana, United States

• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

• Mayo Clinic — Rochester, Minnesota, United States

Not specified

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• Miller Children's Hospital — Long Beach, California, United States
• Children's Hospital Los Angeles — Los Angeles, California, United States
• Childrens Hospital of Orange County — Orange, California, United States

• Cancer Center and Beckman Research Institute, City of Hope — Duarte, California, United States

• Massachusetts General Hospital Cancer Center — Boston, Massachusetts, United States
• Dana-Farber Cancer Institute — Boston, Massachusetts, United States
• Beth Israel Deaconess Medical Center — Boston, Massachusetts, United States

• Herbert Irving Comprehensive Cancer Center at Columbia University Medical Center — New York, United States