PT - JOURNAL ARTICLE ED - , TI - Economy of scale DP - 2002 Jul 01 TA - Journal of Clinical Pathology PG - 519--519 VI - 55 IP - 7 4099 - http://jcp.bmj.com/content/55/7/519.short 4100 - http://jcp.bmj.com/content/55/7/519.full SO - J Clin Pathol2002 Jul 01; 55