substitution (2) procès (2) Methods (2) Valves (2) Echocardiography (2) Patients (2) Aortic valve--Stenosis (2) Aortic valve (2) Methods (2) Patients (2) statistiques (1) méthodologie (1) laboratoire (1) analyse (1) distribution (1) point (1) classification (1) abords (agglomération) (1) taux (1) index (1) Grading (1) Agreement (1) Death (1) Methodology (1) Statistics (1) Rates (1) Trials (1) Symptoms (1) Statistics (1) Prosthesis (1)