RT Journal Article SR Electronic T1 Dr Whitehead and colleagues reply JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 1276 OP 1276 DO 10.1136/jcp.39.11.1276-b VO 39 IS 11 A1 F Whitehead A1 LR Jarvis A1 JM Skinner A1 R Whitehead YR 1986 UL http://jcp.bmj.com/content/39/11/1276.2.abstract AB