<qa>  What was the primary end point to evaluate efficacy?The primary end point to evaluate efficacy was the change in LVEF, measured by MRI. The secondary end points were changes in LV volume, myocardial perfusion measured by coronary flow reserve CFR, and the development of major adverse cardiac events MACE; death, new MI, revascularization, hospitalization due to aggravation of ischemia or heart failure. 