Heart Failure

• University of Alberta Hospital — Edmonton, Alberta, Canada
• St-Paul's Hospital — Vancouver, British Columbia, Canada
• QEII Health Sciences Centre — Halifax, Nova Scotia, Canada
• University of Ottawa Heart Institute — Ottawa, Ontario, Canada

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• The Heart Center — Huntsville, Alabama, United States
• The Heart Group — Mobile, Alabama, United States
• Phoenix Memorial Hospital — Gilbert, Arizona, United States

• General Hospital of Vienna Department of Endocrinology — Vienna, Austria
• Medical University of Vienna — Vienna, Austria

• Oracle Research, A Div of the Heart Center — Huntsville, Alabama, United States
• Merced Heart Associates — Merced, California, United States
• Olive View-UCLA Medical Center — Sylmar, California, United States
• Broward General Medical Center — Fort Lauderdale, Florida, United States

• Shanghai Pulmonary Hospital affiliated to Tongji University — Shanghai, China

• Anchorage, Alaska, United States
• Aurora, Colorado, United States
• Tampa, Florida, United States
• Louisville, Kentucky, United States

• University of Texas Southwestern Medical Center — Dallas, Texas, United States

• The Ohio State University Medical Center — Columbus, Ohio, United States

• St. Joseph Mercy Oakland Hospital — Pontiac, Michigan, United States

Not specified