cohorte (6) Millennium (Eschatology) (5) santé (4) Children (4) Manufacturers' agents (4) Health (4) Commission merchants (4) Children (4) Health (4) enfance (4) âge (3) Methods (3) Interviews (3) Interviews (3) Ethnicity (3) Ethnic groups (3) Diseases (3) Confidence (3) Black (3) Asthma (3) Age (3) Interviews (3) Methods (3) Age (3) noir (3) temps (durée) (2) épidémiologie (2) Epidemiology (2) Article (2) Wheeze (2)