“Double-Ring Vaccination As Acceleration Tools of Measles Vaccination Coverage in Papua”. Jurnal Ilmiah Keperawatan SHT 18, no. 2 (December 1, 2023): 163–171. Accessed August 3, 2025. https://journal.stikeshangtuah-sby.ac.id/index.php/JIKSHT/article/view/319.