Toronto Western Hospital, Toronto, Ontario, Canada
University of Alabama Birmingham Hospital, Birmingham, Alabama, United States
Ospedale Bellaria-Bolonga, Bologna, Italy
The Leeds Teaching Hospital NHS Trust, Leeds, West Yorkshire, United Kingdom
Manchester Royal Infirmary, Manchester Vascular Centre, Manchester, Great Britian, United Kingdom
St Thomas' Hospital, London, United Kingdom
UCSF Medical Center, San Francisco, California, United States
Wellspan York Hospital, York, Pennsylvania, United States
University of VA Medical Center, Charlottesville, Virginia, United States
Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States
St. Louis Children's Hospital, Saint Louis, Missouri, United States
Hawaii, Honolulu, Hawaii, United States
Fairlawn Surgery Center, Roanoke, Virginia, United States
Arizona Kideny Disease & Hypertension Surgery Center, Phoenix, Arizona, United States
The Vascular Experts, Darien, Connecticut, United States
London Health Sciences Center, London, Ontario, Canada
Hamilton General Hospital, Hamilton, Ontario, Canada
Toronto General Hospital, Toronto, Ontario, Canada
Christine E. Lynn Heart and Vascular Institute, Boca Raton, Florida, United States
Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, United States
William Beaumont Hospital, Royal Oak, Michigan, United States
Summa Akron, Akron, Ohio, United States
Cooper University Hospital, Camden, New Jersey, United States
Sentara Vascular Specialists, Norfolk, Virginia, United States
South Florida Medical Imaging, Fort Lauderdale, Florida, United States
VA Palo Alto HCS, Palo Alto, California, United States
Stanford University Medical Center, Stanford, California, United States
Cooper University Hospital, Camden, New Jersey, United States
University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, United States
University of Virginia Medical Center, Charlottesville, Virginia, United States