1. 2nd Department of Medicine-Department of Cardiovascular Medicine; First Faculty of Medicine; Charles University and General University Hospital in Prague; Prague Czech Republic
2. Department of Cardiology; Dupuytren University Hospital; Limoges France
3. Department of Hematology; National Reference Center for Light-chain Systemic Amyloidosis; Dupuytren University Hospital; Limoges France
4. Section of Adult Cardiology; Heart Center; King Faisal Specialist Hospital & Research Center; Riyadh Saudi Arabia