1. Asthana S, Labani S, Kailash U, Sinha DN, Mehrotra R. Association of smokeless tobacco use and oral cancer: A systematic global review and meta-analysis. academic.oup.com. 2019;21:1162-71.
2. Gbotolorun O, Eweka O, Lawal A, Fadeyibi O. Knowledge, opinions, and practices about oral cancer among general medical practitioners in Lagos, Nigeria. 2015. Available from: http://196.45.48.59:8080/handle/123456789/5661. [Last accessed on 2022 Jan 01].
3. Gbenga Omitola O, Soyele OO, Sigbeku O, Okoh D, Akinshipo AO, Butali A, et al. A multi-centre evaluation of oral cancer in Southern and Western Nigeria: An African oral pathology research consortium initiative. ajol.info. 2017. Available from: https://www.ajol.info/index.php/pamj/article/view/167223. [Last accessed 2022 Jan 01].
4. Oral cancer in Enugu, Nigeria, 1998-2003;Oji;Br J Oral Maxillofac Surg,2007
5. Okoh M, Diagn DO-JMB, 2017 undefined. Oral Cancer-The Nigerian Perspective. researchgate.net. 2017;8:369. Available from: https://www.researchgate.net/profile/Mercy-Okoh/publication/322639947_Oral_Cancer-_The_Nigerian_Perspective/links/5a85c98f0f7e9b1a954860b2/Oral-Cancer-The-Nigerian-Perspective.pdf. [Last assessed on 2022 Jan 01].