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Updated: Aug 12, 2026

Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery
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Idiopathic lymphoplasmacytic aortic valvulitis: observations in two elderly women with unexplained aortic

R S Vollertsen, W D Edwards, R E Safford

    Journal of the American College of Cardiology
    |February 1, 1987
    PubMed

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