Ludwikowska, Lidia Ludwin, Kobi Luecke, Klaus Luha, Olev Luk, Hayes Kam-Hei Luna, Antoni Bayes de Luna, Antoni Bayés de, Institut Català de Ciències Cardiovasculars, Hospital de Sant Pau, Barcelona, Spain Luna, Antonio Bayés de Lunghetti, Stefano, Department of Cardiology, Azienda Ospedaliera Universitaria Senese, Siena, Italy Lunghetti, Stefano Luo, Di, Tianjin Medical University Luo, Fangbo Luo, Hongxing, Department of Cardiology, Zhengzhou University People’s Hospital (Henan Provincial People’s Hospital), Zhengzhou, Henan, China Luo, Hongxing Luo, Hongyu, Department of cardiology, Xuanwu Hospital, Capital Medical University Luo, Qingzhi Luo, Yukun, Department of Cardiology, Fujian Medical University Union Hospital Luo, Zhe Luo, Zhi-Ling, Department of Cardiology, The First Affiliated Hospital of Kunming Medical University Lupón, Josep Lupu, Silvia Lusawa, Tomasz Lüscher, Thomas F., Department of Cardiology, University of Zurich Lüscher, Thomas F., University Heart Center, University Hospital Zurich (Switzerland) Lüscher, Thomas F., University Hospital Zurich University Heart Center Department of Cardiology Rämistr. 100 8091 Zurich