“The Impact of Promotion and Basic Immunization Counseling Program on Mother’s Knowledge and Attitude”. Poltekita : Jurnal Ilmu Kesehatan 17, no. 3 (November 25, 2023): 838–847. Accessed October 23, 2026. https://jurnal.poltekkespalu.ac.id/index.php/JIK/article/view/3349.