PT - JOURNAL ARTICLE AU - T. Crawford TI - ELECTRON MICROSCOPY AID - 10.1136/jcp.16.2.188-a DP - 1963 Mar 01 TA - Journal of Clinical Pathology PG - 188--188 VI - 16 IP - 2 4099 - http://jcp.bmj.com/content/16/2/188.1.short 4100 - http://jcp.bmj.com/content/16/2/188.1.full SO - J Clin Pathol1963 Mar 01; 16