Immediate beta-blockers: 4 trials - TIMI IIB - MIAMI Trial Research Group - Von Essen - Waagstein
Long term beta-blockers: 5 trials - LIT Research Group - Salathia - Manger Cats - Rehnqvist - Hjalmarson
All type of heart failure: 6 trials - RESOLVD - MERIT-HF - Eichhorn - Fisher - MDC (Waagstein) - Engelmeier
Elderly patients: 1 trials - BEST (elderly subgroup)