1. Diagnosis and clinical evaluation of iron overload,;Kaltwasser,1989
2. Laboratory determination of iron status,;Worwood,1994
3. Iron Deficiency,;Baynes,1994
4. Serum ferritin as a measure of iron stores in normal subjects;Cook;Am J Clin Nutr,1974
5. Serum ferritin,;Worwood,1980