Assadian Rad, Mohammad The role of the fragmented QRS complexes on a routine 12-lead ECG in predicting non-responsiveness to cardiac resynchronization therapy. [electronic resource] - Anatolian journal of cardiology Mar 2015 - 204-8 p. digital Publication Type: Evaluation Study; Journal Article ISSN: 2149-2271 Standard No.: 10.5152/akd.2014.5307 doi Subjects--Topical Terms: Arrhythmias, Cardiac--physiopathologyCardiac Resynchronization TherapyCase-Control StudiesCross-Sectional StudiesEchocardiographyElectrocardiographyFemaleHeart Failure--diagnostic imagingHumansMaleMiddle AgedPredictive Value of Tests