RT Journal Article SR Electronic T1 COLORIMETERS WITH FLOW THROUGH CELLS JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 693 OP 693 DO 10.1136/jcp.18.5.693-a VO 18 IS 5 A1 Nicholas H. Martin YR 1965 UL http://jcp.bmj.com/content/18/5/693.1.abstract AB