title: Thiazide or beta-blocker for hypertension.
mesh_terms: D044383:Black People; D004305:Dose-Response Relationship, Drug; D006801:Humans; D006852:Hydrochlorothiazide / Q000627:therapeutic use*; D006973:Hypertension / Q000188:drug therapy*; D011433:Propranolol / Q000627:therapeutic use*
chemical_list: D006852:Hydrochlorothiazide; D011433:Propranolol