Hounkpatin, S. H. R., F. A. Bouraima, M. C. Flatin, M.-C. Balle, and L. V. C. Brun. “Epidemiological Profile of Oral Cancers in Benin”. International Journal of Otorhinolaryngology and Head and Neck Surgery, vol. 6, no. 2, Jan. 2020, pp. 234-8, doi:10.18203/issn.2454-5929.ijohns20200134.