Norhazlin, Mustafa, Asrul Abdul Wahab, Mohd Faisal Abdul Hamid, Hamzaini Abdul Hamid, and Husyairi Harunarashid. “Serum Immunoglobulins and Anti-Pneumococcal Antibody Levels in Patients With Bronchiectasis of Unknown Aetiology”. Bangladesh Journal of Medical Science 19, no. 2 (January 16, 2020): 200–207. Accessed December 21, 2024. https://banglajol.info/index.php/BJMS/article/view/44996.