TY - JOUR T1 - Clinical Chemical Pathology JF - Journal of Clinical Pathology JO - J Clin Pathol SP - 100 LP - 100 DO - 10.1136/jcp.31.1.100-a VL - 31 IS - 1 AU - G. W. Pennington Y1 - 1978/01/01 UR - http://jcp.bmj.com/content/31/1/100.1.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -