The utility of modified Butler-Leggett criteria for right ventricular hypertrophy in detection of clinically significant shunt ratio in ostium secundum–type atrial septal defect in adults
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PII: S0022-0736(09)00538-X
doi:10.1016/j.jelectrocard.2009.10.001
© 2010 Elsevier Inc. All rights reserved.
