De Silva, D.S.L.Mowjood, M.R.Fernando, A.2018-07-242018-07-242015Journal of the Ceylon College of Physicians, 45(1-2):p.45-47https://dl.nsf.gov.lk/handle/1/23785Combined pulmonary fibrosisSmokng related lung diseasesEmphysemaCombined pulmonary fibrosis and emphysema in a smokerArticle