Knebel, Fabian Circumferential 2D-strain imaging for the prediction of long term response to cardiac resynchronization therapy. [electronic resource] - Cardiovascular ultrasound Jun 2008 - 28 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1476-7120 Standard No.: 10.1186/1476-7120-6-28 doi Subjects--Topical Terms: AgedCardiac Pacing, Artificial--methodsChi-Square DistributionCohort StudiesEchocardiography, Doppler, Color--methodsFemaleHeart Failure--diagnostic imagingHemodynamics--physiologyHumansMaleMiddle AgedObserver VariationPacemaker, ArtificialProbabilityROC CurveSeverity of Illness Index