stress (1) santé (1) évolution (1) effet (1) Employees (1) Science (1) Professional employees (1) Population (1) Occupations (1) Mental health (1) Manufacturers' agents (1) Health (1) French (1) Evolution (1) Commission merchants (1) Change (1) Generalized estimating equations (1) Evolution (1) Population (1) Mental health (1) Occupations (1) Health (1)