title: Comparative study of two beta-adrenergic blocking drugs in angina pectoris.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000009:adverse effects / Q000627:therapeutic use*; D000787:Angina Pectoris / Q000188:drug therapy*; D001249:Asthma / Q000139:chemically induced; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D004342:Drug Hypersensitivity / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D005996:Nitroglycerin; D010647:Phenyl Ethers / Q000627:therapeutic use; D010919:Placebos; D011217:Practolol / Q000627:therapeutic use*; D011412:Propanolamines / Q000627:therapeutic use*; D011437:Propylamines / Q000627:therapeutic use
chemical_list: D000319:Adrenergic beta-Antagonists; D010647:Phenyl Ethers; D010919:Placebos; D011412:Propanolamines; D011437:Propylamines; D005996:Nitroglycerin; D011217:Practolol