Waseem HM, Khan RA, Lone KP. PLASMA SURFACTANT PROTEIN-A LEVELS IN HEALTHY SUBJECTS AND CHRONIC OBSTRUCTIVE PULMONARY DISEASE PATIENTS. J Ayub Med Coll Abbottabad [Internet]. 2020 Jan. 28 [cited 2025 Apr. 19];32(1):3-8. Available from: https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/6183