Dang, N. C., A. S. Stewart, J. Kay, M. L. Mercando, K. H. Kruger, V. K. Topkara, and M. C. Oz. “Simplified Placement of Multiple Artificial Mitral Valve Chords”. The Heart Surgery Forum, vol. 8, no. 3, May 2005, pp. E129-E131, doi:10.1532/HSF98.20051005.