%0 Journal Article %T May positive U waves in V1-V3 leads predict left main coronary artery occlusion? %A Tatlı, E. %A Yıldırım, T. %A Aktoz, M. %A Büyüklü, M. %J The Anatolian Journal of Cardiology %D 2008 %V 8 %P 315-315 %R