RT Journal Article SR Electronic T1 Thoracotomy and the Contralateral Lung JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 9 OP 15 DO 10.1136/thx.17.1.9 VO 17 IS 1 A1 Craig, J. O. C. A1 Bromley, L. L. A1 Williams, Rohan YR 1962 UL http://thorax.bmj.com/content/17/1/9.abstract AB