risque (1) modèle (1) abords (agglomération) (1) Context (1) Selection (1) Ci (Chinese poetry) (1) Sugarcane (1) Sex (1) Risk (1) Population (1) Migrant labor (1) Migrant agricultural laborers (1) Immigrants (1) Example (1) Ethnicity (1) Drugs (1) Confidence intervals (1) Condoms (1) Communities (1) Condom use (1) Unsafe sex (1) Use (1) Transmission (1) Population (1)