1 Department of Cardiology, Westchester Medical Centre, New York Medical College, Valhalla, New York.
2 The Michael E. DeBakey VA Medical Center, Houston, Texas; Section of Cardiology, Baylor College of Medicine, Houston, Texas.
3 Mayo Clinic Evidence-Based Practice Center, Rochester, Minnesota; Robert D. and Patricia E. Kern Center for the Science of Health Care Delivery, Mayo Clinic, Rochester, Minnesota; Division of Health Care Policy and Research, Department of Health Sciences Research, Mayo Clinic Rochester, Minnesota.
4 John Ochsner Heart and Vascular Institute, Ochsner Clinical School, the University of Queensland School of Medicine, New Orleans, Louisiana.
5 Department of Cardiology, Icahn School of Medicine at Mount Sinai, Mount Sinai Heart, New York, New York; University of Bern, Switzerland; Jagiellonian University Krakow, Poland.