Akinci Ozyurek B, Sarinc Ulasli S, Savas Bozbas S, Bayraktar N, Akcay S. Value of serum and induced sputum surfactant protein-D in chronic obstructive pulmonary disease. Multidiscip Respir Med [Internet]. 2013 Jun. 1 [cited 2024 Jul. 7];8(9). Available from: https://mrmjournal.org/index.php/mrm/article/view/534