RT Journal Article SR Electronic A1 Jacobson, Anne T1 An Exploratory Analysis from IRIS JF MD Conference Express YR 2011 FD SAGE Publications VO 11 IS 10 SP 23 OP 24 DO 10.1177/155989771110014 UL http://mdc.sagepub.com/content/11/10/23.abstract AB The Immediate Risk Stratification Improves Survival [IRIS] trial compared the safety and efficacy of the early insertion of an implantable cardiac defibrillator or medical treatment alone in 898 patients who were at high risk for sudden cardiac death after myocardial infarction.