RT Journal Article SR Electronic T1 An elderly man with fibrotic lung disease JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 422 OP 424 VO 32 IS 4 A1 Al-Otaibi, Sultan T. A1 Al-Khouzaie, Thamer H. YR 2011 UL http://smj.org.sa/content/32/4/422.abstract