General principles in the management of angina pectoris.
D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use; D000787:Angina Pectoris / Q000188:drug therapy*; D006801:Humans; D009573:Nitrites / Q000627:therapeutic use; D005996:Nitroglycerin / Q000627:therapeutic use
D000319:Adrenergic beta-Antagonists; D009573:Nitrites; D005996:Nitroglycerin