1. Petersen PE (2009) Oral cancer preventions and control. The approach of the World Health Organization. Oral Oncol 45(4–5):454–460
2. Wong DT (2006) Towards a simple, saliva based test for the detection of oral cancer. Expert Rev Mol Diagn 6(3):207–272
3. Greenberg MS, Glick M, Ship JA (2008) Burkett’s oral medicine, 11th edn. BC Decker Inc, Hamilton, pp 153–158
4. Little JW, Falace DA, Miller CS, Rhodus NL (2013) Dental management of the medically compromised patients, 8th edn. Mosby Co, St. Louis, p 475
5. Mehrotra R, Yadav S (2006) Oral squamous cell carcinoma: etiology, pathogenesis and prognostic value of genomic alterations. Indian J Cancer 43(2):60–66