Brésil (2) Health (2) Drug abuse (2) formation (1) état (1) échantillonnage (1) plan (1) association (1) besoin (1) histoire (1) analyse (1) soins de santé (1) santé (1) équipement (1) âge (1) ordre (1) abords (agglomération) (1) jeune (1) Drug use (1) History (1) Prevention (1) Methods (1) Interviews (1) Training (1) Programs (1) Sexual orientation (1) Geographic information systems (1) Crack (Drug) (1) Violence (1) Thought and thinking (1)