TY - JOUR T1 - An Introduction to the Principles of Disease JF - Journal of Clinical Pathology JO - J Clin Pathol SP - 243 LP - 243 DO - 10.1136/jcp.36.2.243-b VL - 36 IS - 2 AU - PG Isaacson Y1 - 1983/02/01 UR - http://jcp.bmj.com/content/36/2/243.2.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -