Seokhun Yang MD ^a, Jae Wook Chung MD ^a, Sang-Hyeon Park MD ^a, Jinlong Zhang MD ^b, Keehwan Lee MD ^c, Doyeon Hwang MD ^a, Kyu-Sun Lee MD ^d, Sang-Hoon Na MD ^a, Joon-Hyung Doh MD ^e, Chang-Wook Nam MD ^f, Tae Hyun Kim MD ^g, Eun-Seok Shin MD ^h, Eun Ju Chun MD ⁱ, Su-Yeon Choi MD ^j, Hyun Kuk Kim MD ^k, Young Joon Hong MD ^l, Hun-Jun Park MD ^m, Song-Yi Kim MD ⁿ, Mirza Husic MD ^o, Jess Lambrechtsen MD ^o, Jesper M. Jensen MD ^p, Bjarne L. Nørgaard MD ^p, Daniele Andreini MD ^q,r, Pal Maurovich-Horvat MD ^s, Bela Merkely MD ^t, Martin Penicka MD ^u, Bernard de Bruyne MD ^u, Abdul Ihdayhid MD ^v, Brian Ko MD ^w, Georgios Tzimas MD ^x, Javier Sanz MD ^y,z, Mark G. Rabbat MD ^aa, Farhan Katchi MD ^ab, Moneal Shah MD ^ac, Nobuhiro Tanaka MD ^ad, Ryo Nakazato MD ^ae, Taku Asano MD ^ae, Mitsuyasu Terashima MD ^af, Hiroaki Takashima MD ^ag, Tetsuya Amano MD ^ag, Yoshihiro Sobue MD ^ah, Hitoshi Matsuo MD ^ah, Hiromasa Otake MD ^ai, Takashi Kubo MD ^ad, Masahiro Takahata MD ^aj, Takashi Akasaka MD ^aj, Teruhito Kido MD ^ak, Teruhito Mochizuki MD ^ak, Hiroyoshi Yokoi MD ^al, Taichi Okonogi MD ^am, Tomohiro Kawasaki MD ^am, Koichi Nakao MD ^an, Tomohiro Sakamoto MD ^an, Taishi Yonetsu MD ^ao, Tsunekazu Kakuta MD ^ap, Yohei Yamauchi MD ^aq, Charles A. Taylor PhD ^ar, Jeroen J. Bax MD ^as, Leslee J. Shaw PhD ^y, Peter H. Stone MD ^at, Jagat Narula MD ^au, Jonathon Leipsic MD ^x, Bon-Kwon Koo MD <sup>a

a</sup>Department of Internal Medicine and Cardiovascular Center, Seoul National University Hospital, Seoul National University of College of Medicine, Seoul, South Korea
^bDepartment of Cardiology, The Second Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, China
^cDivision of Cardiology, Department of Medicine, Gangneung Asan Hospital, University of Ulsan College of Medicine, Gangneung, South Korea
^dDepartment of Cardiology, Eulji University Medical Center, Daejeon, South Korea
^eDepartment of Medicine, Inje University Ilsan Paik Hospital, Goyang, South Korea
^fDepartment of Internal Medicine and Cardiovascular Center, Keimyung University Hospital, Daegu, Korea
^gDepartment of Cardiology, Ulsan Medical Center, Ulsan, South Korea
^hDepartment of Cardiology, Ulsan University Hospital, University of Ulsan College of Medicine, Ulsan, South Korea
ⁱDepartment of Radiology, Seoul National University Bundang Hospital, Seongnam, South Korea
^jDepartment of Internal Medicine, Seoul National University Hospital Healthcare System Gangnam Center, Seoul, South Korea
^kDepartment of Internal Medicine and Cardiovascular Center, Chosun University Hospital, University of Chosun College of Medicine, Gwangju, South Korea
^lDepartment of Cardiology, Chonnam National University Medical School, Chonnam National University Hospital, Gwangju, South Korea
^mDivision of Cardiology, Department of Internal Medicine, Seoul St Mary's Hospital, The Catholic University of Korea, Seoul, South Korea
ⁿDivision of cardiology, Department of Internal Medicine, Jeju National University Hospital, Jeju, South Korea
^oDepartment of Cardiology, Odense University Hospital, Svendborg, Denmark
^pDepartment of Cardiology, Aarhus University Hospital, Aarhus, Denmark
^qDivision of University Cardiology, IRCCS Galeazzi Sant’Ambrogio, Milan, Italy
^rDepartment of Biomedical and Clinical Sciences, University of Milan, Milan, Italy
^sDepartment of Radiology, Medical Imaging Centre, Semmelweis University, Budapest, Hungary
^tThe Heart and Vascular Center, Semmelweis University, Budapest, Hungary
^uCardiovascular Center Aalst, OLV-Clinic, Aalst, Belgium
^vFiona Stanley Hospital, Curtin University, Harry Perkins Institute of Medical Research, Perth, Australia
^wVictorian Heart Hospital, Monash University, Victoria, Australia
^xDepartment of Medicine and Radiology, University of British Columbia, Vancouver, British Columbia, Canada
^yCardiovascular Institute, Icahn School of Medicine at Mount Sinai, New York, New York, USA
^zCentro Integral de Enfermedades Cardiovasculares (CIEC), Hospital Universitario HM Montepríncipe, Madrid, Spain
^aaDivision of Cardiology, Loyola University Chicago, Chicago, Illinois, USA
^abDepartment of Cardiology, Washington University School of Medicine, St. Louis, Missouri, USA
^acDepartment of Cardiology, Allegheny General Hospital, Pittsburgh, Pennsylvania, USA
^adDepartment of Cardiology, Tokyo Medical University Hachioji Medical Center, Tokyo, Japan
^aeCardiovascular Center, St Luke's International Hospital, Tokyo, Japan
^afDepartment of Cardiovascular Medicine, Toyohashi Heart Center, Aichi, Japan
^agDepartment of Cardiology, Aichi Medical University, Nagakute, Japan
^ahDepartment of Cardiovascular Medicine, Gifu Heart Center, Gifu, Japan
^aiDivision of Cardiovascular Medicine, Department of Internal Medicine, Kobe University Graduate School of Medicine, Kobe, Japan
^ajDepartment of Cardiovascular Medicine, Wakayama Medical University, Wakayama, Japan
^akDepartment of Radiology, Ehime University Graduate School of Medicine, Ehime, Japan
^alCardiovascular Center, Fukuoka Sanno Hospital, Fukuoka, Japan
^amCardiovascular Center, Shin-Koga Hospital, Kurume, Japan
^anDivision of Cardiology, Saiseikai Kumamoto Hospital Cardiovascular Center, Kumamoto, Japan
^aoDepartment of Cardiovascular Medicine, Institute of Science Tokyo, Tokyo, Japan
^apDivision of Cardiovascular Medicine, Tsuchiura Kyodo General Hospital, Ibaraki, Japan
^aqDepartment of Cardiology, Osaka Medical and Pharmaceutical University, Takatsuki, Japan
^arDepartment of Computational Engineering and Sciences, University of Texas, Austin, USA
^asDepartment of Cardiology, Heart Lung Centre, Leiden University Medical Centre, Leiden, the Netherlands
^atDivision of Cardiovascular Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, USA
^auMcGovern Medical School, University of Texas Health Sciences Center, Houston, Texas, USA

Address for correspondence: Dr Bon-Kwon Koo, Jonathon Leipsic MD