Preethi Sara George, Aleyamma Mathew, and Jagathnath Krishna KM. “Transition in Incidence and Age at Diagnosis of Tobacco Related Cancers in South India”. Asian Pacific Journal of Health Sciences 5, no. 4 (December 30, 2018): 164–168. Accessed April 12, 2024. https://www.apjhs.com/index.php/apjhs/article/view/661.