Serum ferritin as an index of iron nutrition in rural and urban South African children.
D000293:Adolescent; D000367:Age Factors; D000747:Anemia, Hypochromic / Q000175:diagnosis; D002648:Child; D002675:Child, Preschool; D005260:Female; D005293:Ferritins / Q000097:blood*; D006452:Hemoglobinometry; D006801:Humans; D007223:Infant; D000090463:Iron Deficiencies; D008297:Male; D013019:South Africa
D005293:Ferritins