Heart Defects, Congenital

• Universitätsklinikum Tübingen — Tübingen, Baden-Wurttemberg, Germany
• Deutsches Herzzentrum Muenchen — Munich, Bavaria, Germany
• Herzzentrum Hamburg, UKE — Hamburg, Free and Hanseatic City of Hamburg, Germany
• Medizinische Hochschule Hannover — Hanover, Lower Saxony, Germany

• Stanford University School of Medicine — Stanford, California, United States
• Rush University Medical Center — Chicago, Illinois, United States
• Cincinnati Children Hospital Medical Center — Cincinnati, Ohio, United States

• Sanofi-Aventis Administrative Office — Bridgewater, New Jersey, United States
• Sanofi-Aventis Administrative Office — São Paulo, Brazil
• Sanofi-Aventis Administrative Office — Paris, France
• Sanofi-Aventis Administrative Office — Berlin, Germany

• Zentrum fuer Kinderheilkunde und Jugendmedizin — Freiburg im Breisgau, Baden-Wurttemberg, Germany
• Kinderherzzentrum des Klinikum Stuttgart — Stuttgart, Baden-Wurttemberg, Germany
• Universitätsklinikum Tuebingen — Tübingen, Baden-Wurttemberg, Germany
• Herzzentrum Hamburg, UKE — Hamburg, Free and Hanseatic City of Hamburg, Germany

• Site Ref # / Investigator 22699 — Ivanovo, Russia
• Site Ref # / Investigator 22694 — Kazan', Russia
• Site Ref # / Investigator 24022 — Moscow, Russia
• Site Ref # / Investigator 15744 — Moscow, Russia

Not specified

• University of Ottawa Heart Institute — Ottawa, Ontario, Canada
• Sunnybrook Health Sciences Centre — Toronto, Ontario, Canada
• St. Michael's Hospital — Toronto, Ontario, Canada
• University Health Network — Toronto, Ontario, Canada

Not specified

• Children's Hospital Boston — Boston, Massachusetts, United States
• Columbia College of Physicians and Surgeons — New York, United States
• Duke University Medical Center — Durham, North Carolina, United States
• Cincinnati Children's Hospital Medical Center — Cincinnati, Ohio, United States

• Children's Hospital Boston — Boston, Massachusetts, United States