Nitrate therapy for angina pectoris.
D000787:Angina Pectoris / Q000188:drug therapy*; D000789:Angina, Unstable / Q000188:drug therapy; D006801:Humans; D009566:Nitrates / Q000627:therapeutic use*; D005996:Nitroglycerin / Q000627:therapeutic use
D009566:Nitrates; D005996:Nitroglycerin