233 Evidence that post-contrast delayed enhancement identified by cardiovascular magnetic resonance is an arrhythmogenic substrate in hypertrophic cardiomyopathy by Udelson James E, Hanna Constance A, Lesser John R, Gibson C Michael, Buros Jacqueline L, Harrigan Caitlin J, Maron Barry J, Appelbaum Evan, Adabag A Selcuk, Manning Warren J, Maron Martin S

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