Tarigan, Rinawati. “Manajemen Universal Child Immunizattion (UCI) Diwilayah Kerja Puskesmas Bah Kapul Kecamatan Siantar Sitalarasi”. Eco Health: Journal of Environmental and Public Health 1, no. 1 (December 3, 2025): 9–17. Accessed July 29, 2026. https://jurnal.soratekno.org/index.php/ecohealth/article/view/211.