title: Evaluation of a step care approach in medical management of stable angina.
mesh_terms: D000328:Adult; D000368:Aged; D000787:Angina Pectoris / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004359:Drug Therapy, Combination; D006801:Humans; D007548:Isosorbide Dinitrate / Q000008:administration & dosage; D008297:Male; D008875:Middle Aged; D011433:Propranolol / Q000008:administration & dosage; D014700:Verapamil / Q000008:administration & dosage
chemical_list: D011433:Propranolol; D014700:Verapamil; D007548:Isosorbide Dinitrate