Tehran University of Medical Sciences The Research in Heart Yield and Translational Medicine (RHYTHM) 3115-7270 10 4 2016 03 15 Senile Calcification of the Trachea, Aortic Arch, and Mitral Annulus: An Incidental Finding on Chest X-Ray 219 220 EN Mahmood Hosseinzadeh Maleki Atherosclerosis and Coronary Artery Research Center, Birjand University of Medical Sciences, Birjand, Iran. Toba Kazemi Atherosclerosis and Coronary Artery Research Center, Birjand University of Medical Sciences, Birjand, Iran. Navid Davoody Atherosclerosis and Coronary Artery Research Center, Birjand University of Medical Sciences, Birjand, Iran. 2015 12 19 2015 12 19 - https://rhythm.tums.ac.ir/index.php/jthc/article/view/451 https://rhythm.tums.ac.ir/index.php/jthc/article/download/451/400