Further ST elevation at reperfusion by direct percutaneous transluminal coronary angioplasty predicts poor recovery of left ventricular systolic function in anterior wall AMI - Kobayashi, N; Ohmura, N; Nakada, I; Yasu, T; Iwanaka, H; Kubo, N; Katsuki, T; Fujii, M; Yaginuma, T; Saito, M (Am J Cardiol, 1997)