- Cervical intraepithelial neoplasia is not associated with elevated serum neopterin levels. Strickler, H.D., Escoffery, C., Rattray, C., Fuchs, D., Wachter, H., Manns, A., Schiffman, M.H., Cranston, B., Hanchard, B., Blattner, W.A. Cancer Epidemiol. Biomarkers Prev. (1995)









