1. Department of Immunology, Faculty of Medical Sciences; Ilam University of Medical Sciences; Ilam Iran
2. Blood Transfusion Research Center; High Institute for Research and Education in Transfusion Medicine; Tehran Iran
3. Iranian Blood Transfusion Organization; Adult Thalassemia Clinic; Tehran Iran
4. Abadan School of Medical Sciences; Abadan Iran
5. Department of Immunology, Faculty of Medical Sciences; Tarbiat Modares University; Tehran Iran