CHUKWUOCHA, U. M.; OGBOEZE, J. C.; BOSEDE, A. O.; DOZIE, U. W.; EKELEME, U. G.; AKAM, V. N.; CHUKWU, R. O. Use of facemask during the COVID-19 pandemic in Southeastern Nigeria: an observational study: 10.55131/jphd/2022/200209. Journal of Public Health and Development, Bangkok, Thailand, v. 20, n. 2, p. 110–125, 2022. DOI: 10.55131/jphd/2022/200209. Disponível em: https://he01.tci-thaijo.org/index.php/AIHD-MU/article/view/256284. Acesso em: 16 sep. 2026.