stress (2) risque (2) substitution (2) danger (2) Surgery (2) Value (2) Risk (2) Patients (2) Months (2) Exercise (2) Aortic valve--Stenosis (2) Aortic valve (2) Measurement (2) Patients (2) Exercise (2) poids (1) test (1) stratification (1) norme (1) bicyclette (1) information (1) analyse (1) débit (1) âge (1) taux (1) Instruction and study (1) Testing (1) Treatment (1) Area (1) Death (1)