RT Journal Article SR Electronic T1 Enzymes—Tools and Targets JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 1317 OP 1317 DO 10.1136/jcp.42.12.1317-a VO 42 IS 12 A1 SS Brown YR 1989 UL http://jcp.bmj.com/content/42/12/1317.1.abstract AB