Al-Mudheffer ZA-A, Zieny AT. Spirometric Results of Combined Obstructive-Restrictive Lung Disease in Emphysema. Kufa Jour. Nurs. Sci. [Internet]. 2013 Dec. 25 [cited 2024 May 18];3(3):24-9. Available from: https://journal.uokufa.edu.iq/index.php/kjns/article/view/2512