Siakholak, Fariba, Mahshid Ghoncheh, Reza Pakzad, Hamidreza Gandomani, Fereshteh Ghorat, and Hamid Salehiniya. “Epidemiology, Incidence and Mortality of Oral Cavity and Lips Cancer and Their Relationship With the Human Development Index in the World”. Biomedical Research and Therapy 3, no. 10 (October 29, 2016): 872-888. Accessed December 23, 2024. http://bmrat.biomedpress.org/index.php/BMRAT/article/view/129.