Canton du Valais (1) Canton de Vaud (1) Diagnosis (1) Prevention (1) Communication (1) Comparative studies (1) June (Month) (1) World health (1) Time (1) Swiss (1) People with social disabilities (1) Risk (1) Public health (1) Outcasts (1) Middle age (1) Medical consultation (1) Marginality, Social (1) Impact (1) Goal (Psychology) (1) Fashion (1) Blood--Sedimentation (1) Bachelors (1) Viruses (1) Transmission (1) Stability (1) Sexual behavior (1) Relations with women (1) Rates (1) Population (1) Infections (1)