[1] Atlanta VA Med Ctr, Div Cardiol, Decatur, GA USA
[2] Geisinger Wyoming Valley Med Ctr, Dept Internal Med, Wilkes Barre, PA USA
[3] Nassau Univ, Med Ctr, Dept Internal Med, E Meadow, NY USA
[4] Univ Missouri, Dept Med, Columbia, MO USA
[5] Emory Univ, Sch Med, Dept Internal Med, Andreas Gruentzig Cardiovasc Ctr, Atlanta, GA USA
[6] Acad Med Ctr, Dept Clin Epidemiol Biost & Bioinf, Amsterdam, Netherlands
[7] NewYork Med Coll, Westchester Med Ctr, Dept Internal Med, Valhalla, NY USA
[8] Canton Med Educ Fdn, Dept Internal Med, Canton, OH USA
[9] Aultman Hosp, Div Cardiovasc Dis, Canton, OH USA
[10] Univ Arizona, Coll Med, Div Cardiol, Tucson, AZ USA
[11] Emory Univ, Sch Med, Div Cardiol, Morehouse Sch Med, Atlanta, GA 30322 USA
[12] Emory Univ, Sch Med, Div Cardiol, Atlanta VA Med Ctr, Atlanta, GA 30322 USA