%0 Journal Article %T Massive, ring-shaped pericardial calcification of atrioventricular groove %A Altıntaş, B. %A Deniz, D. %A Altındağ, R. %A Yaylak, B. %A Baysal, E. %A Bilge, Ö. %J The Anatolian Journal of Cardiology %D 2017 %V 18 %P 5007-5007 %R 10.14744/AnatolJCardiol.2017.7986