Assessment of the treatment of enoxaparin for unstable angina/Non-Q-wave myocardial infarction. TIMI 11 B-ESSENCE meta-analysis - Antman, E; Cohen, M; Radley, D; Mc Cabe, C; Rush, J; Premmereur, J; Braunwald, E; for the TIMI 11 B (thrombolisis in Myocardial Infarction) and ESSENCE (Efficacy and Safety of Subcutaneous Enoxaparin in Non-Q-wave Coronary Events) Investigators (Circulation, 1999)