Manalu, Rouli, Tandiyo Pradekso, Djoko Setyabudi, and Yohanes Thianika Budiarsa. 2023. “Does Risk Perception and Knowledge of Covid-19 Correspond With Vaccination Decision?”. Jurnal Komunikasi Ikatan Sarjana Komunikasi Indonesia 8 (1):228-38. https://doi.org/10.25008/jkiski.v8i1.843.