title: Cardiac resynchronisation therapy in heart failure patients with narrow QRS complex: quo vadis?
authors.forename: George K
authors.initials: GK
authors.lastname: Andrikopoulos
authors.forename: Stylianos
authors.initials: S
authors.lastname: Tzeis
authors.forename: Antonis S
authors.initials: AS
authors.lastname: Manolis
mesh_terms: D004554:Electric Countershock / Q000379:methods*; D004562:Electrocardiography; D006333:Heart Failure / Q000503:physiopathology / Q000628:therapy*; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D013318:Stroke Volume / Q000502:physiology; D016896:Treatment Outcome