Heart Defects, Congenital

• Children's Hospital of Los Angeles — Los Angeles, California, United States
• Alfred I. duPont Hospital for Children — Wilmington, Delaware, United States
• Cardiac Surgical Associates — St. Petersburg, Florida, United States
• Children's Healthcare of Atlanta at Egleston — Atlanta, Georgia, United States

• Samsung Medical Center — Seoul, 서울 - Seoul, South Korea

• Children's Hospital of Philadelphia — Philadelphia, Pennsylvania, United States
• Baylor College of Medicine - Texas Children's Hospital — Houston, Texas, United States
• Utah Primary Children's Medical Center — Salt Lake City, Utah, United States

Not specified

• University of Alberta — Edmonton, Alberta, Canada

• Cincinnati Children's Hospital Medical Center — Cincinnati, Ohio, United States

• IRCCS Azienda Ospedaliero-Universitaria di Bologna — Bologna, Italy

• Fuwai Hospital — Beijing, Beijing Municipality, China

• Children's Hospital Zurich — Zurich, Canton of Zurich, Switzerland

• Umeå University Hospital — Umeå, Sweden