Puspitasari, I. T., & Ascobat Gani. (2023). Kesediaan Vaksinasi dan Kesediaan Bayar Vaksinasi Booster Covid 19 : Literature Review: Willingness to Vacinate dan Willingness to Pay Vaksinasi Booster Covid19 : Literature Review. Media Publikasi Promosi Kesehatan Indonesia (MPPKI), 6(5), 831-842. https://doi.org/10.56338/mppki.v6i5.3355