TY - JOUR T1 - Tumors of the Upper Respiratory Tract and Ear JF - Journal of Clinical Pathology JO - J Clin Pathol SP - 335 LP - 335 DO - 10.1136/jcp.42.3.335-a VL - 42 IS - 3 AU - AJ Norton Y1 - 1989/03/01 UR - http://jcp.bmj.com/content/42/3/335.1.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -