1. Zahava S, Howard C. DNA methylation: a molecular lock. Curr Biol. 1997;7:305–7.
2. Momparler RL, Bovenzi V. DNA methylation and cancer. J Cell Physiol. 2000;183:145–54.
3. Kumar V, Abbas AK, Fausto N, Aster JC. Neoplasia. In: Kumar V, Abbas AK, Fausto N, Aster JC, editors. Pathologic basis of disease. 9th ed. Philadelphia: Elsevier; 2010. pp. 265–340.
4. Rocco JW, Sidransky D. p16 (MTS-1/CDKN2/INK4a) in cancer progression. Exp Cell Res. 2001;264:42–55.
5. Kim DH, Nelson HH, Wiencke JK, Shichun Z, Christiani DC, Wain JC, et al. p16 (INK4a) and histology-specific methylation of CpG islands by exposure to tobacco smoke in non-small cell lung cancer. Cancer Res. 2001;61:3419–24.