title: [Differential diagnostic significance of the Obsidan test in electrogram changes].
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D008297:Male; D011433:Propranolol
chemical_list: D011433:Propranolol
vernacular_title: Die differential-diagnostische Bedeutung des Obsidan-Testes bei EKG-Veränderungen.