Vascular Malformations

• Xuanwu Hospital Capital Medical University — Beijing, Beijing Municipality, China
• The First Affiliated Hospital of Fujian Medical University — Fuzhou, Fujian, China
• ZhuJiang Hospital of Southern Medical University — Guangzhou, Guangdong, China
• The Affiliated Hospital of Guizhou Medical University — Guiyang, Guizhou, China

• ARTORG Center for Biomedical Engineering — Bern, Switzerland
• Universitätsinstitut für Diagnostische, Interventionelle und Pädiatrische Radiologie — Bern, Switzerland
• Universitätsklinik für Angiologie — Bern, Switzerland

• Johns Hopkins Hospital — Baltimore, Maryland, United States
• Children's Hospital Boston — Boston, Massachusetts, United States
• Children's Hospital of Philadelphia — Philadelphia, Pennsylvania, United States

Not specified

• Stanford University School of Medicine — Stanford, California, United States

• Childrens Hospital of Wisconsin — Milwaukee, Wisconsin, United States

Not specified

• Childrens Hospital — Boston, Massachusetts, United States

• Service de Chirurgie et Médecine Vasculaire, CHU Jean Minjoz — Besançon, France
• Service d'Angiologie, CHU Bocage — Dijon, France
• Service de gynécologie, Centre Médico Chirurgical Obstétrical, Hôpitaux Universitaires — Schiltigheim, France
• Service d'endocrinologie, Hôpital Civil, Hôpitaux Universitaires — Strasbourg, France