Is Echocardiographic Assessment of Dyssynchrony Useful to Select Candidates for Cardiac Resynchronization Therapy?: Echocardiography Is Not Useful Before Cardiac Resynchronization Therapy if QRS Duration Is Available
Circulation. Cardiovascular imaging- United States
doi 10.1161/circimaging.108.791772
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Date
July 1, 2008
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Ovid Technologies (Wolters Kluwer Health)