Almorish, Mohammed AW., et al. “ Serum Immunoglobulins and Complement Factors Levels in in Splenectomized and Non Splenectomized β-Thalassemia Major Patients”. Sana’a University Journal of Medicine and Health Sciences, vol. 18, no. 5, Dec. 2024, pp. 129-34, doi:10.59628/jchm.v18i5.1381.