RT Journal Article SR Electronic T1 The use of laboratory tests in the diagnosis of SLE JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 424 OP 432 DO 10.1136/jcp.53.6.424 VO 53 IS 6 A1 William Egner YR 2000 UL http://jcp.bmj.com/content/53/6/424.abstract AB