OZOH, O. B.; DANIA, M. G.; IRUSEN, E. M. The prevalence of self-reported smoking and validation with urinary cotinine among commercial drivers in major parks in Lagos, Nigeria. Journal of Public Health in Africa, [S. l.], v. 5, n. 1, 2014. DOI: 10.4081/jphia.2014.316. Disponível em: https://www.publichealthinafrica.org/jphia/article/view/316. Acesso em: 9 dec. 2023.