Parveen, Rumana, Farhat Lamisa Kabir, Akter Hossan Masud, Probir Kumar Sarkar, and Md Mahbubul Hoque. “Primary Immunodeficiency Disorders in Children Suffering from Persistent Pneumonia: Experience from A Tertiary Care Hospital”. Dhaka Shishu (Children) Hospital Journal 39, no. 2 (July 8, 2025): 75–81. Accessed September 6, 2025. https://www.banglajol.info/index.php/DSHJ/article/view/82854.