Medisa, Dian, and Diesty Anita Nugraheni. “Vaccines Distribution System at Primary Healthcares in the Special Region of Yogyakarta”. JKKI : Jurnal Kedokteran dan Kesehatan Indonesia 9, no. 3 (December 31, 2018): 181–186. Accessed April 27, 2024. https://journal.uii.ac.id/JKKI/article/view/11847.