PT - JOURNAL ARTICLE AU - Sandler, Merton AU - Billing, Barbara TI - Introduction AID - 10.1136/jcp.s1-3.1.1.b1 DP - 1969 Jan 01 TA - Journal of Clinical Pathology PG - 1.b1--1.b1 VI - s1-3 IP - 1 4099 - http://jcp.bmj.com/content/s1-3/1/1.b1.short 4100 - http://jcp.bmj.com/content/s1-3/1/1.b1.full SO - J Clin Pathol1969 Jan 01; s1-3