1. Cancer statistics, CA cancer;Siegel;J. Clin.,2018
2. Hallmarks of cancer: the next generation;Hanahan;Cell,2011
3. https://www.wcrf.org/cancer-trends/global-cancer-data-by-country/. World Cancer Research Fund International. Global Cancer data by country.
4. The global burden of cancer;Fitzmaurice;JAMA Oncol.,2013
5. Oral cancer screening: what have we learnt and what is there still to achieve;Brocklehurst;Future Oncol.,2010