PT - JOURNAL ARTICLE AU - Shepherd, NA TI - Year Book of Pathology and Clinical Pathology AID - 10.1136/jcp.45.7.644-b DP - 1992 Jul 01 TA - Journal of Clinical Pathology PG - 644--644 VI - 45 IP - 7 4099 - http://jcp.bmj.com/content/45/7/644.2.short 4100 - http://jcp.bmj.com/content/45/7/644.2.full SO - J Clin Pathol1992 Jul 01; 45