société (humaine) (2) région (2) santé (2) Methods (2) Shelters for the homeless (2) Origin (2) Spring (2) Science (2) Population (2) Persons (2) Mental health (2) Manufacturers' agents (2) Homeless persons (2) Health (2) Echo (2) Commission merchants (2) Cognition (2) Methods (2) Regions (2) Behavior (2) Population (2) Mental health (2) Origin (2) Health (2) tabac (1) temps (durée) (1) statistiques (1) étable (1) besoin (1) information (1)