FORKWA EWANG, Bestina et al. Vaccination Coverage Under the Expanded Program on Immunization in South West Cameroon. International Journal of Maternal and Child Health and AIDS, [S. l.], v. 9, n. 2, p. 242–251, 2020. DOI: 10.21106/ijma.308. Disponível em: https://mchandaids.org/index.php/ijma/article/view/183. Acesso em: 19 oct. 2026.