1. Department of Internal Medicine University of Missouri Hospital Columbia Missouri USA
2. Department of Cardiology University of California San Diego San Diego California USA
3. Department of Cardiology University of Maryland Baltimore Maryland USA
4. School of Medicine Jordan University of Science and Technology Irbid Jordan
5. Department of Cardiology Kaiser Permanente Los Angeles California USA
6. Department of Cardiology Harbor Medical Center‐University of California Log Angeles Torrance California USA