OTAIGBE, I. A narrative review of strategies to improve childhood vaccination coverage in Low- and Middle-Income Countries: Improvement of Childhood Vaccination Coverage. Babcock University Medical Journal, [S. l.], v. 6, n. 2, p. 202–214, 2023. DOI: 10.38029/babcockuniv.med.j.v6i2.323. Disponível em: https://bumj.babcock.edu.ng/index.php/bumj/article/view/323. Acesso em: 19 may. 2026.