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International Journal of Cardiology > 2010 > 138 > 2 > 145-150
Journal of the American Society of Echocardiography > 2009 > 22 > 5 > 499-504
International Journal of Cardiology > 2010 > 138 > 2 > 145-150
Journal of the American Society of Echocardiography > 2009 > 22 > 5 > 499-504