RT Journal Article SR Electronic T1 Progress in Surgical Pathology JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 967 OP 967 DO 10.1136/jcp.43.11.967-b VO 43 IS 11 A1 Mackay, AM YR 1990 UL http://jcp.bmj.com/content/43/11/967.2.abstract AB