 Research Approach: This is a pragmatic, randomized controlled trial with blinded outcome assessment. Patients in cardiac centres throughout Ontario who undergo a coronary angiography will be provided a letter of information explaining the study appended to the standard CCN letter of information. CCN will identify eligible patients those with substantial coronary artery disease who survive their initial hospitalization post-MI and provide the patient list back to the cardiac centre. A representative at the centre will securely send this list to the Population Health Research Institute in Hamilton. Patients will be randomized by the Population Health Research Institute team to one of three arms: 