RT Journal Article SR Electronic T1 Immunisation JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 522 OP 522 DO 10.1136/jcp.32.5.522-a VO 32 IS 5 A1 Valman, H. B. YR 1979 UL http://jcp.bmj.com/content/32/5/522.1.abstract AB