Presentation TCT 2012 Impact Of Pre-Hospital Activation Strategy On Revascularization Time, Left Ventricular Ejection Fraction and Mortality In Patients With ST-Elevation Myocardial Infarction. Presenter: Sofia A. Horvath, Ke Xu, Francis Nwanyanwu, Richard Chan, Luis Correa, Nouri Nass, Abdul-Rahman Jaraki, David Jurkovich, Richard Kennedy, Paul A. Vignola, Roberto J. Cubeddu January 03, 2012