title: Effect of treatment on morbidity in hypertension. Veterans Administration Cooperative Study on Antihypertensive Agents. Effect on the electrocardiogram.
mesh_terms: D000959:Antihypertensive Agents / Q000627:therapeutic use*; D001145:Arrhythmias, Cardiac / Q000209:etiology / Q000503:physiopathology; D001794:Blood Pressure; D006332:Cardiomegaly / Q000209:etiology / Q000503:physiopathology; D002986:Clinical Trials as Topic; D004562:Electrocardiography; D006327:Heart Block / Q000209:etiology / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology; D006352:Heart Ventricles; D006801:Humans; D006830:Hydralazine / Q000627:therapeutic use; D006852:Hydrochlorothiazide / Q000627:therapeutic use; D006973:Hypertension / Q000150:complications / Q000503:physiopathology; D008297:Male; D010919:Placebos; D012110:Reserpine / Q000627:therapeutic use; D014481:United States
chemical_list: D000959:Antihypertensive Agents; D010919:Placebos; D006852:Hydrochlorothiazide; D006830:Hydralazine; D012110:Reserpine