Neoplasms, Vascular Tissue

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• Sarcoma Oncology Center — Santa Monica, California, United States
• Mayo Clinic Jacksonville — Jacksonville, Florida, United States
• Mayo Clinic Rochester — Rochester, Minnesota, United States

• New York University School of Medicine — New York, United States

• University of Arizona Cancer Center — Tucson, Arizona, United States
• Stanford University — Palo Alto, California, United States
• Sarcoma Oncology Center — Santa Monica, California, United States
• University of Colorado Denver — Aurora, Colorado, United States

• Royal North Shore Hospital — Sydney, New South Wales, Australia

• Hunter Nelson Sturge-Weber Center at Kennedy Krieger Institute — Baltimore, Maryland, United States

• Renji Hospital affliated to Shanghai Jiaotong University School of Medicine — Shanghai, China

Not specified

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

• Instituto de Pesquisa Clinica Evandro Chagas (12101) — Rio de Janeiro, Brazil
• Walter Reed Project - Kenya Med. Research Institute Kericho CRS (12501) — Kericho, Kenya
• College of Med. JHU CRS (30301) — Blantyre, Malawi
• University of North Carolina Lilongwe CRS (12001) — Lilongwe, Malawi

• Moores UCSD Cancer Center — La Jolla, California, United States