Sagita, Insharie Arie, Atik Choirul Hidajah, and Antonius Ratgono. “ANALYSIS OF THE IMMUNIZATION PROGRAM IN TRENGGALEK DISTRICT, EAST JAVA PROVINCE IN 2019 - 2021”. HEARTY 12, no. 2 (April 1, 2024): 401–407. Accessed May 21, 2024. https://ejournal.uika-bogor.ac.id/index.php/Hearty/article/view/16399.