[A must in symptomatic heart failure. Added beta blocker improves prognosis].
D000319:Adrenergic beta-Antagonists / Q000008:administration & dosage*; D017298:Bisoprolol / Q000008:administration & dosage*; D004359:Drug Therapy, Combination; D006333:Heart Failure / Q000188:drug therapy* / Q000401:mortality; D006439:Hemodynamics / Q000187:drug effects; D006801:Humans; D015996:Survival Rate
D000319:Adrenergic beta-Antagonists; D017298:Bisoprolol