RT Journal Article SR Electronic T1 Pneumoconiosis Due to Graphite Dust JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 31 OP 38 DO 10.1136/thx.4.1.31 VO 4 IS 1 A1 Gloyne, S. Roodhouse A1 Marshall, Geoffrey A1 Hoyle, Clifford YR 1949 UL http://thorax.bmj.com/content/4/1/31.abstract AB