RT Journal Article SR Electronic T1 Primary leiomyosarcoma of the lung presenting with a persistent pneumothorax. JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 649 OP 650 DO 10.1136/thx.41.8.649 VO 41 IS 8 A1 S Capewell A1 J N Webb A1 G K Crompton YR 1986 UL http://thorax.bmj.com/content/41/8/649.abstract AB