RT Journal Article SR Electronic T1 Rheumatoid Arthritis with Lung Lesions JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 234 OP 240 DO 10.1136/thx.11.3.234 VO 11 IS 3 A1 T. M. L. Price A1 M. O. Skelton YR 1956 UL http://thorax.bmj.com/content/11/3/234.abstract AB