RT Journal Article SR Electronic T1 Letter to the editor. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 1178 DO 10.1136/jcp.30.12.1178 VO 30 IS 12 A1 Wise, R A1 Andrews, J M YR 1977 UL http://jcp.bmj.com/content/30/12/1178.abstract AB