RT Journal Article SR Electronic T1 Correction JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 173 OP 174 DO 10.1136/jclinpath-2014-202647corr1 VO 68 IS 2 A1 Knijn, N A1 Nagtegaal, I D YR 2015 UL http://jcp.bmj.com/content/68/2/173.abstract AB