Putri, Lelin Julita, et al. “Determinants of Basic Immunization Completeness Among Infants: An Analysis of Maternal Socio-Demographics, Knowledge, Attitudes, and Practices”. SIGn Journal of Public Health, vol. 4, no. 1, June 2025, pp. 55-69, https://doi.org/10.37276/sjph.v4i1.680.