حبيب ربى أحمد, الخير محمد, and حجوز عقيل. “A Study of Pulmonary Function Tests in Nargile Smokers in a Single Center in Tishreen University Hospital”. Tishreen University Journal -Medical Sciences Series 44, no. 2 (June 16, 2022): 227–239. Accessed May 12, 2024. https://journal.tishreen.edu.sy/index.php/hlthscnc/article/view/12197.