Hereditary Hemorrhagic Telangiectasia

• Royal Prince Alfred Hospital — Camperdown, New South Wales, Australia
• Scientia Clinical Research Ltd — Randwick, New South Wales, Australia
• Doherty Clinical Trials — East Melbourne, Victoria, Australia
• New Zealand Clinical Research - Auckland — Grafton, Auckland, New Zealand

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• University of California, Los Angeles — Los Angeles, California, United States
• University of California, San Francisco — San Francisco, California, United States
• University of Colorado, Denver — Aurora, Colorado, United States

• CHU d'Angers — Angers, France
• CHU de Bordeaux — Bordeaux, France
• Hôpital Ambroise Paré — Boulogne-Billancourt, France
• CHU de Caen Normandie — Caen, France

• University Hospital Essen — Essen, North Rhine-Westphalia, Germany

Not specified

Not specified

• Departement of Otorhinolaryngology - Head and Neck Surgery University Hospital Essen — Essen, North Rhine-Westphalia, Germany

• Clinical Trial Site — Birmingham, Alabama, United States
• Clinical Trial Site — Cypress, California, United States
• Clinical Trial Site — Gainesville, Florida, United States
• Clinical Trial Site — Indianapolis, Indiana, United States

• Massachusetts General Hospital — Boston, Massachusetts, United States

• St. Michael's Hospital — Toronto, Ontario, Canada