Multiple sclerosis (5) Swiss (4) Persons (4) temps (durée) (3) maladie (3) âge (3) Treatment (3) Time (3) Age (3) Age (3) maladie (3) analyse (2) santé (2) épidémiologie (2) Epidemiology (2) Diagnosis (2) Methods (2) Value (2) Symptoms (2) Patients (2) Manufacturers' agents (2) Health (2) Epidemiology (2) Diagnosis (2) Commission merchants (2) Methods (2) Disabilities (2) Analysis (2) Influence (2) Patients (2)