RT Journal Article SR Electronic T1 General Pathology JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 202 OP 202 DO 10.1136/jcp.33.2.202-b VO 33 IS 2 A1 H. M. Cameron YR 1980 UL http://jcp.bmj.com/content/33/2/202.2.abstract AB