Affiliation: | 1. Cardiac Surgery Department, University Hospital of Salamanca, Salamanca, Spain;2. Internal Medicine Department, University Hospital “Marqués de Valdecilla”, Santander, Spain;3. Internal Medicine Department, George Washington University School of Medicine, Washington DC , United States;4. Cardiovascular Surgery Department, University Hospital “Marqués de Valdecilla”, Santander, Spain;5. Radiology Department, University Hospital “Marqués de Valdecilla”, Santander, Spain |