Zainal, A. U. ., Pangestika, R. ., & Arumsari, I. (2021). Optimalisasi Vaksin Covid-19 melalui Integrasi Konsep 3M dan Giz. Prosiding Abdimasmu, 2(2), 443–449. Retrieved from https://journal.uhamka.ac.id/index.php/abdimasmu/article/view/7633