1. Department of Cardiology Memphis VA Medical Center 1030 Jefferson Ave Memphis TN 38104
2. School of Public Health The University of Memphis Memphis TN USA
3. Dept of Cardiology All India Institute of Medical Sciences Rishikesh UK India
4. Department of Cardiology, Heart and Lung Centre, New Cross Hospital Royal Wolverhampton NHS Trust Wolverhampton UK
5. Department of Cardiology University of Arkansas for Medical Sciences Little Rock Arkansas
6. Department of Cardiology NRS Medical College Kolkata India
7. Department of Cardiology Life University Marietta Georgia
8. Department of Cardiology University of Utah Hospital, University of Utah School of Medicine Salt Lake City Utah
9. Department of Cardiology Medical University of South Carolina Charleston South Carolina
10. Department of Cardiology Baylor College of Medicine Houston Texas