Lechowicz-Wilińska, Marta Leclerc, Guy Leclercq, Christophe Ledakowicz-Polak, Anna Lee, Byoung Kwon, Division of Cardiology, Department of Internal Medicine, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea Lee, Ching-Wei Lee, Christopher, Mitralign Inc, Tewksbury, MA, USA Lee, Edward CY Lee, Geraldine A Lee, Jae Koo Lee, James Lee, Jeesoo Lee, Jin Lee, Joshua SW Lee, Wang Soo Lee, Young Seok, 2 Department of Pediatrics, Dong-A University Medical Center Lee, Young-seok Lees, Belinda, Nuffield Department of Surgical Sciences, University of Oxford, Oxford, England Legatowicz-Koprowska, Marta Legatowicz-Koprowska, Marta Legnazzi, Marco Legnazzi, Marco Legutko, Jacek, Department of Interventional Cardiology, Institute of Cardiology Legutko, Jacek, Institute of Cardiology Jagiellonian University Medical College in Krakow Legutko, Jacek, Institute of Cardiology, Jagiellonian University Medical College