Al-Kinani, Tahseen Ali Al-Mallah, Mouaz, Henry Ford Health System, Detroit, MI, USA Al-Mallah, Mouaz Al-Mallah, Mouaz H., Wayne State University School of Medicine, Detroit, MI King Abdul Aziz Cardiac Center, King Abdulaziz Medical City, Ministry of National Guard-Health Affairs, Riyadh, Saudi Arabia King Saud bin Abdulaziz University for Health Sciences, Riyadh, Kingdom of Saudi Arabia Al-Mallah, Mouaz H., Henry Ford Heart and Vascular Institute, Detroit, MI, USA Al-Mallah, Mouaz H. Al-Mayahi, Mohammed Hashim Al-Mohani, Ghaliah, Cardiac Arrhythmia Research Centre, Centro Cardiologico Monzino, IRCCS, Milan , Italy Al-Sudani, Nazar Hassan Alam, Mian Bilal, University of Pittsburgh Medical Center Alam, Mohsin Alashkar, Ibrahim Alberca, Pedro Marcos Albertucci, Mario Albuquerque, Marly de Alcelik, Aytekin Alcock, Emma Alcón Durán, Blanca Aldalati, Omar, Department of Cardiology King's College Hospital, London, UK Aldalati, Omar, Kings College Hospital Kings College London MD Aldalati, Omar Aldama-López, Guillermo Alegria, Sofia Aleksieva, Katia A. Alesi, Andrea, Emergency Medicine and Chest Pain Unit, Department of Critical Care Medicine and Surgery, Careggi University Hospital, Florence, Italy.