PT - JOURNAL ARTICLE AU - I J Mackie AU - D F Barnard AU - C Jenkins AU - S J Machin TI - Effect of an evacuated blood collection system on coagulation screening tests. AID - 10.1136/jcp.37.5.597 DP - 1984 May 01 TA - Journal of Clinical Pathology PG - 597--598 VI - 37 IP - 5 4099 - http://jcp.bmj.com/content/37/5/597.short 4100 - http://jcp.bmj.com/content/37/5/597.full SO - J Clin Pathol1984 May 01; 37