enquête (2) état (2) service social (2) milieu rural (2) commune (2) mode de vie (2) aliment (2) public (2) réserve (2) Brésil (2) Dynamics (2) Food (2) Diseases (2) Observations (2) Methods (2) Interviews (2) Observations (2) Commerce (2) Work (2) Symptoms (2) Solidarity (2) Social service (2) Social aspects (2) Records (2) Public health (2) Process (Law) (2) Population (2) Pantanal (2) Medical care (2) Life (2)