Aortic Valve Insufficiency

• Institute of Clinical and Experimental Medicine — Prague, Czechia
• German Heart Center — Berlin, Germany
• Uniklinik Köln — Cologne, Germany
• Klinik für Herz und Gefässchirurgie — Freiburg im Breisgau, Germany

• University Hospital Gasthuisberg — Leuven, Belgium
• Institut klinicke a experimantalni mediciny — Prague, Czechia
• German Heart Institute — Berlin, Germany
• German Heart Center Munich — Munich, Germany

• Arizona Pediatric Cardiology Consultants — Phoenix, Arizona, United States
• Indiana University — Indianapolis, Indiana, United States
• University of Michigan — Ann Arbor, Michigan, United States
• Washington University — St Louis, Missouri, United States

• Instituto de Cardiología Paredes-Horna — Arequipa, Peru
• Department of Cardiology — Bern, Canton of Bern, Switzerland

• Arizona Pediatric Cardiology Consultants — Phoenix, Arizona, United States
• Cedars-Sinai Medical Center — Los Angeles, California, United States
• Rady Children's Hospital — San Diego, California, United States
• The Children's Hsopital — Aurora, Colorado, United States

• Hopital BICHAT CLAUDE BERNARD — Paris, France

• Cedars-Sinai Medical Center — Los Angeles, California, United States
• Emory University — Atlanta, Georgia, United States
• St. Vincent Heart Center — Indianapolis, Indiana, United States
• Oakwood Hospital — Dearborn, Michigan, United States

Not specified

• Oslo University Hospital — Oslo, Norway

• Banner Good Samaritan — Phoenix, Arizona, United States
• The University of Arizona — Tucson, Arizona, United States
• Sharp Memorial Hospital — San Diego, California, United States
• Methodist Hospital — Indianapolis, Indiana, United States