RT Journal Article SR Electronic T1 An Easy Technique for Rh Grouping JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 159 OP 160 DO 10.1136/jcp.3.2.159 VO 3 IS 2 A1 Wootton, I. D. P. YR 1950 UL http://jcp.bmj.com/content/3/2/159.abstract AB