title: Prolonged QRS in Heart Failure With Preserved Ejection Fraction: Risk Marker and Therapeutic Target?
authors.affiliation: Duke University Medical Center and Duke Clinical Research Institute, Durham, North Carolina. Electronic address: Jacob.kelly@duke.edu.
authors.forename: Jacob P
authors.initials: JP
authors.lastname: Kelly
authors.affiliation: Duke University Medical Center and Duke Clinical Research Institute, Durham, North Carolina.
authors.forename: James P
authors.initials: JP
authors.lastname: Daubert
mesh_terms: D058406:Cardiac Resynchronization Therapy; D006333:Heart Failure; D006801:Humans; D013318:Stroke Volume
keywords: HFpEF; QRS duration; chronic resynchronization therapy; heart failure