Chronic Heart Failure

• Orange County Research Center — Tustin, California, United States
• Jacksonville Center for Clinical Research — Jacksonville, Florida, United States
• Analab Clinical Research, Inc. — Lenexa, Kansas, United States
• Benchmark Research — Metairie, Louisiana, United States

• University of Kansas Medical Center — Kansas City, Kansas, United States

• Glasgow Royal Infirmary — Glasgow, Scotland, United Kingdom

• University Hospitals Brimingham NHS Foundation Trust — Birmingham, West Midlands, United Kingdom
• University of Birmingham — Birmingham, West Midlands, United Kingdom

• Unitat de Suport a la Recerca — Barcelona, Spain

• Novartis Pharmaceuticals — East Hanover, New Jersey, United States

• Federico II University — Naples, Italy

Not specified

• Universidade Federal de Pernamabuco — Recife, Pernambuco, Brazil

• Research Site — Biograd na Moru, Croatia
• Research Site — Bjelovar, Croatia
• Reserach Site — Čakovec, Croatia
• Research Site — Karlovac, Croatia