Alam, Mustajab Alam, et al. “Overview of Humoral Immunodeficiencies With Emphasis on Specific Antibody Deficiency: A Study at a Tertiary Care Center”. Pakistan Journal of Pathology, vol. 37, no. 3, Sept. 2026, pp. 175-80, doi:10.55629/pakjpathol.v37i3.1036.