Mohamed, S.; Bayoumi, H.; El-Aziz, N. A.; Mousa, E.; Gamal, Y. Prevalence, Risk Factors, and Impact of Lung Cancer on Outcomes of Idiopathic Pulmonary Fibrosis: A Study from the Middle East. Multidiscip Respir Med 2018, 13 (1). https://doi.org/10.4081/mrm.2018.191.