Heart Failure

• Conway Regional Cardiovascular Clinic — Conway, Arkansas, United States
• Baptist Health Medical Centre — Little Rock, Arkansas, United States
• Mayo Clinic — Jacksonville, Florida, United States
• Cleveland Clinic Martin Health — Stuart, Florida, United States

• Stanford University — Palo Alto, California, United States

Not specified

• Seoul National University Bundang Hospita; — Seongnam-si, Gyeonggi-do, South Korea

• University hospital of Brest — Brest, France
• University hospital of Grenoble — Grenoble, France
• Hospital of Lorient — Lorient, France
• Clinique du Confluent — Nantes, France

• Research Site — Beverly Hills, California, United States
• Research Site — Fountain Valley, California, United States
• Research Site — Northridge, California, United States
• Research Site — South Gate, California, United States

• Universitätsklinikum Hamburg-Eppendorf — Hamburg, Germany

• Sun Yat-sen Memorial Hospital — Guangzhou, China
• Beckman Coulter — Shanghai, Shanghai Municipality, China
• Beijing Anzhen Hospital, Capital Medical University — Beijing, China
• The Second Affiliated Hospital of Gungzhou Medical University — Guangzhou, China

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

• Inova Fairfax Medical Campus — Falls Church, Virginia, United States