PT - JOURNAL ARTICLE AU - K N Frayn TI - A simple device for washing out radioimmunoassay tubes. AID - 10.1136/jcp.28.1.82-a DP - 1975 Jan 01 TA - Journal of Clinical Pathology PG - 82 VI - 28 IP - 1 4099 - http://jcp.bmj.com/content/28/1/82.1.short 4100 - http://jcp.bmj.com/content/28/1/82.1.full SO - J Clin Pathol1975 Jan 01; 28