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Bland-Altman plots for agreement of cardiac magnetic resonance imaging (MRI) with (A) three-dimensional (3D) echocardiography (ECHO), (B) two-dimensional (2D) biplane echocardiography, (C) 2D apical 4-chamber (A4C), and (D) Teichholz method for assessment of ejection fraction (EF). SD, standard deviation.
