title: Mitral valve prolapse syndrome: a six-month follow-up study of propranolol therapy.
mesh_terms: D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008875:Middle Aged; D008945:Mitral Valve Prolapse / Q000188:drug therapy*; D011433:Propranolol / Q000627:therapeutic use*
chemical_list: D011433:Propranolol