1. Department of Medicine, Harrington Heart and Vascular Institute, Case Western Reserve University, Cleveland, OH, USA
2. Department of Medicine, Section of Cardiovascular Medicine, Yale School of Medicine, New Haven, CT, USA
3. Department of Medicine, Duke Cancer Institute, Duke University, Durham, NC, USA
4. Division of Cardiology, Department of Medicine, and Vascular Biology Center, Medical College of Georgia at Augusta University, Augusta, GA, USA