Manufacturers' agents (3) Commission merchants (3) Employees (2) Work (2) Patients (2) Patients (2) poids (1) stress (1) limitation de vitesse (1) tabagisme (1) itinéraire (1) sécurité routière (1) risque (1) perte (1) plomb (1) protection de l'environnement (1) éducation (1) maladie (1) consommation (1) âge (1) automobile (1) taux (1) jeune (1) Education (1) Economic conditions (1) Prevention (1) Smoking cessation (1) Women (1) Traffic safety (1) Speed limits (1)