TY - JOUR AU - Brener, Michael I. AU - George, Isaac PY - 2020 TI - Direct transcatheter mitral valve implantation in severe mitral annular calcification: technique and evidence JF - Annals of Cardiothoracic Surgery; Vol 10, No 1 (January 29, 2021): Transcatheter Mitral Valve Replacement Y2 - 2020 KW - N2 - UR - https://www.annalscts.com/article/view/16720