%0 Journal Article %T Fragmented QRS frequency in patients with cardiac syndrome X %A Damar, İ.H. %A Altunkaş, F. %A Çelik, A. %A Koç, F. %A Karayakalı, M. %A Karaman, K. %A Arısoy, A. %A Ceyhan, K. %J The Anatolian Journal of Cardiology %D 2016 %V 16 %P 616-620 %R 10.5152/AnatolJCardiol.2015.6454