1. Heart Valve Disease Research Center, Rajaie Cardiovascular Medical and Research Center Iran University of Medical Sciences Tehran Iran
2. Institute of Cardiac and Aortic Disorders (ICAD) SRM Institutes for Medical Science (SIMS Hospital) Chennai Tamil Nadu India
3. Vascular and Endovascular Surgery, Velindre University NHS Trust Health & Education Improvement Wales (HEIW) Wales UK
4. Barts and The London School of Medicine and Dentistry Queen Mary University of London London UK