title: Iron deficiency in children aged 1--3 years.
mesh_terms: D000747:Anemia, Hypochromic / Q000175:diagnosis / Q000453:epidemiology* / Q000517:prevention & control; D002031:Bulgaria; D002675:Child, Preschool; D004032:Diet / Q000592:standards; D006801:Humans; D007223:Infant