Letter regarding article by O'Neill et al, "Peak oxygen consumption as a predictor of death in patients with heart failure receiving beta-blockers".
Bard
Robert L
RL
D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D006333:Heart Failure / Q000188:drug therapy / Q000401:mortality*; D006801:Humans; D010101:Oxygen Consumption; D011237:Predictive Value of Tests
D000319:Adrenergic beta-Antagonists