RT Journal Article SR Electronic T1 Multipoint Methods in the Clinical Laboratory JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 276 OP 276 DO 10.1136/jcp.45.3.276-b VO 45 IS 3 A1 Ridgway, GL YR 1992 UL http://jcp.bmj.com/content/45/3/276.2.abstract AB