[1] Univ Miami, Sch Med, Dept Physiol & Biophys, Miami, FL 33136 USA
[2] Univ Miami, Sch Med, Dept Radiol, Div Nucl Med, Miami, FL 33136 USA
[3] Univ Miami, Sch Med, Dept Med, Div Cardiol, Miami, FL 33136 USA
[4] Univ Miami, Sch Med, Dept Epidemiol & Publ Hlth, Miami, FL 33136 USA