Rasul, Shamshad, Muhammad Khalid Chaudhary, Nadeem Imran, Saulat Ullah Khan, and Muhammad Younus. 2011. “Gender Differences in Clinical Presentation of Idiopathic Pulmonary Fibrosis at Lahore, Pakistan”. Annals of King Edward Medical University 16 (4):286. https://doi.org/10.21649/akemu.v16i4.247.