Mitral Regurgitation

• Scripps Green Hospital — La Jolla, California, United States
• Cedars-Sinai Medical Center — Los Angeles, California, United States
• El Camino Hospital — Mountain View, California, United States
• Stanford Hospital and Clinics — Stanford, California, United States

• John Radcliffe Hospital — Oxford, Oxfordshire, United Kingdom

• Herz-Zentrum Bad Krozingen — Bad Krozingen, Germany
• Kerkhoff Klinik — Bad Nauheim, Germany
• Cardiology Praxis Dr. Gekeler — Loerrach, Germany
• Cardiology Praxis Dr. Cron/ Dr. Hess — Basel, Switzerland

• Asan Medical Center — Seoul, South Korea
• Samsung Medical Center — Seoul, South Korea

Not specified

• Emory University Hospital — Atlanta, Georgia, United States
• Cardiovascular Research Institute of Kansas — Wichita, Kansas, United States
• Abbott Northwestern Hospital — Minneapolis, Minnesota, United States
• West Virginia University — Morgantown, West Virginia, United States

• Nagoya Heart Center — Nagoya, Aichi-ken, Japan
• Toyohashi Heart Center — Toyohashi, Aichi-ken, Japan
• New Tokyo Hospital — Matsudo, Chiba, Japan
• Tokyo Bay Urayasu Ichikawa Medical Center — Urayasu, Chiba, Japan

• AmsterdamUMC — Amsterdam, North Holland, Netherlands

• Mayo Clinic in Rochester — Rochester, Minnesota, United States

• Division of Cardiology, Pulmonary Disease and Vascular Medicine — Düsseldorf, Germany