M. Urrutia-Pereira, “Youth tobacco use in Latin America: What is the real extent of the problem?”, Allergol Immunopathol, vol. 47, no. 4, pp. 328–335, Aug. 2019, Accessed: Apr. 26, 2026. [Online]. Available: https://www.all-imm.com/index.php/aei/article/view/300