PT - JOURNAL ARTICLE AU - E Heyderman AU - A Bulman AU - AR Gibbons TI - Dr Heyderman and her colleagues reply AID - 10.1136/jcp.33.12.1219 DP - 1980 Dec 01 TA - Journal of Clinical Pathology PG - 1219--1220 VI - 33 IP - 12 4099 - http://jcp.bmj.com/content/33/12/1219.short 4100 - http://jcp.bmj.com/content/33/12/1219.full SO - J Clin Pathol1980 Dec 01; 33