Persistent Left Superior Vena Cava Diagnosed by Contrast Transthoracic Echocardiography in Patient with Chronic Atrial FibrillationHo‐Joong Youn, Soon Jo Hong, Chong Jin Kim et al.|Journal of the Korean Society of Echocardiography|1999Cited by 1
Comparison between Mitral Flow and Mitral Annulus Velocity by Doppler Tissue Imaging according to Increment of Heart RateHo‐Joong Youn, In Soo Park, Kgu Bo Choi et al.|Journal of the Korean Society of Echocardiography|1999Cited by 0