Yellyta, and Sherli Edri Yani. 2023. “THE IMPORTANCE OF IMMUNIZATION IN INFANTS AND TODDLERS IN JORONG KAPALO KOTO SUNGAI PUA, AGAM”. Altafani : Jurnal Abdimas 1 (1):1-5. https://journal.umnyarsi.ac.id/index.php/ABDIMAS/article/view/9.