1. Department of Medicine, University of California, San Francisco, San Francisco, California, USA.
2. Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts, USA.
3. Cardiovascular Division, Department of Medicine, University of Minnesota, Minneapolis, Minnesota, USA.
4. Department of Medicine, Hackensack Meridian Health Palisades Medical Center, Edison, New Jersey, USA.
5. Department of Medicine, Texas Tech University Health Sciences Center El Paso, El Paso, Texas, USA.
6. Clinical Cardiology Section, Cleveland Clinic, Cleveland, Ohio, USA.
7. Department of Cardiology, Cedars-Sinai Smidt Heart Institute, Los Angeles, California. USA.