RT Journal Article SR Electronic T1 Clinical presentation JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 980 OP 981 DO 10.1136/thoraxjnl-2012-202335 VO 68 IS 10 A1 Ching-Wen Huang A1 Kuang-Tai Kuo A1 Chih-Ming Lin A1 Chia-Wen Shih A1 Kuo-Chin Kao A1 Ching-Tzu Huang YR 2013 UL http://thorax.bmj.com/content/68/10/980.abstract AB