enquête (1) santé publique (1) nutrition (1) matériau (1) distribution (1) âge (1) ville (1) public (1) Mexique (1) Mexico (1) Nutrition (1) Control (1) Prevention (1) English (1) Women (1) Public health (1) Pregnant women (1) Nutrition (1) Metropolitan areas (1) Hemoglobin (1) Design (1) Cities and towns (1) Anemia (1) Age (1) Regions (1) Design (1) Women (1) Age (1)