Accuracy and Quality of Routine Immunisation Data Monitoring System in two South-Eastern Districts of Nigeria. The Nigerian Health Journal, [S. l.], v. 13, n. 2, p. 62, 2015. DOI: 10.60787/tnhj.v13i2.93. Disponível em: https://www.tnhjph.com/index.php/tnhj/article/view/93. Acesso em: 9 may. 2025.