substitution (1) mortalité (1) analyse (1) méthode (1) taux (1) Mortality (1) Complications (1) Area (1) Death (1) Methods (1) Area (1) Valves (1) Trials (1) Surgery, Operative (1) Patients (1) Mortality (1) Impact (1) Heart failure (1) Death (1) Aortic valve (1) Methods (1) Analysis (1) Patients (1) mort (1)