title: [Efficacy of chronic treatment with verapamil of patients with spontaneous angina].
mesh_terms: D000328:Adult; D000368:Aged; D000788:Angina Pectoris, Variant / Q000175:diagnosis / Q000188:drug therapy*; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014700:Verapamil / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D014700:Verapamil
vernacular_title: Efficacia del trattamento cronico con verapamil in pazienti affetti da angina spontanea.