mise sous écran protecteur (1) risque (1) ressources (1) matériau (1) information (1) maladie (1) âge (1) cancer (1) jeune (1) Mexique (1) Cancer (1) Methods (1) Interviews (1) Cases (1) Women (1) Socio-economic status (1) Social status (1) Sexual intercourse (1) Risk (1) Papillomaviruses (1) Manufacturers' agents (1) Interviews (1) Design (1) Confidence intervals (1) Commission merchants (1) Cervix uteri--Cancer (1) Cancer (1) Age (1) Cases (1) Interviews (1)