RT Journal Article SR Electronic T1 Basic and Clinical Concepts of Lung Cancer JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 522 OP 522 DO 10.1136/jcp.43.6.522-b VO 43 IS 6 A1 Crow, J YR 1990 UL http://jcp.bmj.com/content/43/6/522.2.abstract AB