Piyathilake, C. J., Macaluso, M., Alvarez, R. D., Bell, W. C., Heimburger, D. C., & Partridge, E. E. (2009). Lower Risk of Cervical Intraepithelial Neoplasia in Women with High Plasma Folate and Sufficient Vitamin B12 in the Post-Folic Acid Fortification Era. Cancer Prev Res (Phila).

Piyathilake, Chandrika J., Maurizio Macaluso, Ronald D. Alvarez, Walter C. Bell, Douglas C. Heimburger, và Edward E. Partridge. "Lower Risk of Cervical Intraepithelial Neoplasia in Women With High Plasma Folate and Sufficient Vitamin B12 in the Post-Folic Acid Fortification Era." Cancer Prev Res (Phila) 2009.

Piyathilake, Chandrika J., et al. "Lower Risk of Cervical Intraepithelial Neoplasia in Women With High Plasma Folate and Sufficient Vitamin B12 in the Post-Folic Acid Fortification Era." Cancer Prev Res (Phila) 2009.