H. R. Taghipour, M. M. Farahani, S. Ghiasi, M. H. Naseri, and F. Fakhraddin, “Coincidence of Free-Floating Thrombus in the Aortic Arch, Severe Mitral Stenosis, and Left Atrial Appendage Clot”, HSF, vol. 14, no. 4, pp. E252-E254, Aug. 2011.