Mantri, Neha M., et al. “Treatment of Inter-MitraClip Regurgitation Due to Posterior Leaflet Cleft by Use of The Amplatzer Vascular Plug II Device”. Cardiology and Cardiovascular Medicine, vol. 1, no. 3, May 2017, pp. 110-7, http://www.fortunejournals.org/ojs/index.php/ccm/article/view/15378.