Prognostic significance of microvascular obstruction by magnetic resonance imaging in patients with acute myocardial infarction. - Wu,C.K.; Zerhouni,E.A.; Judd,R.M.; Lugo-Olivieri,C.H.; Barouch,L.A.; Schulman,S.P.; Blumenthal,R.S.; Lima,J.A. (Circulation, 1998)